SHEARING STRENGTH EVALUATION DEVICE FOR FROZEN GROUND AND FROZEN GROUND SHEARING STRENGTH CALCULATION METHOD USING SAME
The present invention provides ground for shear strength evaluation device and using the same method for calculating shear strength which, indoor experiments is provided without performing in-situ dynamic cone interpenetration test direct shear test only shear strength of ground freezing and frozen ground angle intensity estimation can be calculating method using the ground shear strength calculating method are disclosed. Recent shear strength of the drive unit connected to a ground such as ground station sync hole recessed accident etc. a comparison of increased importance. The, structures such as a building or a bridge design stability during evaluation of ground shear strength of evaluating irradiation is inside of the pipe. Soil sample order accurate shear strength evaluation using uniaxial compression test, three axial compression tests, direct shear test indoor experiments are required. One of the direct shear test due to excessive shear strength can be erased to prevent aliments design evaluation method often used with each other. Shear strength of same can be managed to send, this possibility are used as shear strength to the structure inferred ground shear destruction when designing an integer. Side step is commonly carried out experiments (SPT: Standard Penetration Test) standard members. But, during permanent frozen ground area clean alternative energy such as natural gas a new future energy extreme area by a resource is found in a database construction unavoidable extreme zone infrastructure are disclosed. The preceding adapted for side step which needs to be evaluated, such as helicopter extreme area is small conveys access different data formats must be available is subjected along the fixing hard to environmental factors for comparing the intercepted. Also, such as the frozen polar regions extreme area bearing surfaces for extremely hard rock is inputted to a shear strength such as may appear therein. The, extreme area of collecting a sample may be used difficulties, a sample shear strength sample to assess when a melted in conventional freeze an indoor database woods appears differently and pass the shear strength of the ground itself already and is supplied into the space between the long sample is collected after using same in direct shear test result field state representative that the shear strength of ground freezing psychology. In the case of extreme area (SPT) standard central experiments of a rear, rear side step scattered in compact apparatus using dynamic cone interpenetration tester (DCP: Dynamic Cone Penetrater) also other. Through dynamic cone interpenetration tester comprises depth side step shear strength of ground used by striking times accurately determining coarse ground locating degree is about rigid main body. Similar reference fall in dynamic cone interpenetration tester standard intrusive testing apparatus and a method of evaluating a hammer striking degree shear strength of ground members are disclosed. Dynamic cone interpenetration tester striking hammer when existing friction, impact energy loss cannot be the same energy depth at a hammering a low-reliability shift disclosed. Korean 10 - 2007 - 0037245 public Internet route using the same side step cone-probe equipped ring cone tester and test method disclosed. Thus, the present invention relates to battery is provided such as to resolve the problems, indoor experiments without performing direct shear test, obtained with nonlinear dynamic in cone interpenetration test members can be calculating shear strength of frozen ground freeze ground for shear strength evaluation device and using the same method for estimating shear strength to provide intended. According to one embodiment of the present invention freeze ground angle intensity estimation device, installed one end portions of the active surface provided conical cone addition, freeze the ground load members; a guide portion movably coupled vertical grooves, guide members are stacked conical cone addition ground to freeze while presses the part load; conical cone bringing up for discussion is installed in, a pressurizing portion guide plane is conical cone bringing up for discussion strain load electric resistance value detect marble when measuring force (F) modified ratio orgin conical cone addition freeze members; is connected to the external conical cone bringing up for discussion, load a pressurizing portion cone addition freeze the accelerometer sensing accelerations marble guide plane is conical members; and strain ratio taking count of crosses measuring force (F) supplied to the accelerometer and the measured acceleration, conical cone addition marble when freeze members, preferably comprising calculating section calculating shear strength of ground freezing. In one embodiment of the present invention, calculating section a, a pressurizing portion guide plane is measured by integrating the acceleration load speed (V) is zero accelerometer members, type (1) according to, a pressurizing portion when the measured load force (F) and speed (V) ratio taking count of crosses guide members integral over the product of the actual energy delivered from conical fluorescent film (EEnergy ) Is zero, .......................... Type (1) Type (2) according to, actual energy delivered (EEnergy ) Measured at maximum force for variants ratio orgin (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Characteristics maybe, ..................................... Type (2) The ground freeze it will freeze freeze ground is applied steel load (σf ) For measuring load when the marble to freezing load members (σs ) Ratio (=σf / Σs ) By the slope, corrected tip resistance (RCorrected ) - Shear strength graph is zero, graph of load through the related members according to depth freeze ground shear strength of preferably. In one embodiment of the present invention, accelerometer and calculating section disposed between, accelerometer sensed acceleration is recorded in calculating section that provides data logger further comprising preferably. In one embodiment of the present invention, modified data logger ratio orgin and is connected between, modified ratio orgin applied bridge box further comprising a resistance value, the measured force (F) in the modified ratio orgin bridge box after calculating section provided are preferably organized in a data logger. In one embodiment of the present invention, modified ratio orgin guide on the display is falling at each energy of the urging portion is dropped through guide while pressurized after attenuation, conical cone addition marble when measuring force (F) freeze members preferably. On the other hand, according to one embodiment of the present invention using a freeze-ground angle intensity estimation, measuring the shear strength of ground freezing method for estimating shear strength frozen ground, provided the falling of a movement urging portion is conical cone addition load (A) thus, marble step freeze members; (B) embedded accelerometer is conical cone bringing up for discussion conical fluorescent film measuring acceleration in ground to freeze members; (C) to (F) in the modification ratio taking count of crosses freeze ground conical cone bringing up for discussion conical fluorescent film measuring force members; (D) calculating section is modifying a force (F) includes a vertical accelerometer ratio orgin filler loading of the accelerator; (E) calculating section in, a pressurizing portion guide plane is measured by integrating the accelerometer load acceleration calculating step (V) conical cone bringing up for discussion intrusive speed; (F) type (1) according to, a pressurizing portion when the measured load force (F) and speed (V) ratio taking count of crosses guide members of compressor is provided, actual energy delivered conical fluorescent film (EEnergy ) Calculating step; .......................... Type (1) (G) type (2) according to, actual energy delivered (EEnergy ) Measured at maximum force for variants ratio orgin (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Related step; and ..................................... Type (2) (H) is applied to the ground freeze it will freeze freeze ground steel load (σf ) For measuring load when the marble to freezing load members (σs ) Ratio (=σf / Σs ) By the slope, corrected tip resistance (RCorrected ) - Shear strength graph is zero, graph of load through the related members according to depth freeze ground shear strength of preferably comprising the steps. The invention relates to extreme areas inaccessible by snapping and evaluating shear strength for easy portability freeze ground freeze ground ground strength can be evaluating. The invention relates to a conical eccentric members provided around a reference accelerometer fluorescent film modifying ratio orgin problem, actually transmitted at a frequency which is a striking urging portion after the energy delivered can be heat-exchanged. A ground-in-place extreme area for direct shear test results of this test freeze room most suitable shear strength and correlation for shear strength evaluation device using in-situ experiments by freezing ground spherical shear strength capable of calculating only the outer, this spot testing results of relatively low reliability can be overcome so as to replacement. According to one embodiment of invention Figure 1 shows a freeze ground for shear strength evaluation device to determine the timing of high are disclosed. (A) 2 is also DCPI a-RCorrected Graph and, (b) is also 2 DCPI provided shear strength graph are disclosed. Figure 3 RCorrected - Shear strength graph are disclosed. Figure 4 shows a freeze ground shear strength according to one embodiment are also comprises steps of calculating degree determine the timing are disclosed. Appended herewith is less than the reference, according to a preferred embodiment of the present invention freeze ground angle and intensity estimation method using the ground shear strength calculation method is described the on-sensors other. The invention relates to a lyophilized extreme area inaccessible scattered field applying intensity estimation portable ground angle for evaluating the freeze ground ground strength are disclosed. Freeze frozen ground by ground antibodies are disclosed. toe freeze water and ice phase change so that a common earth is shown to exhibit different behavior, the shear strength of the earths freeze temperature, way, time, soil characteristics affected by various factors. In particular, when the ground is frozen, ice and soil particles by high shear strength characteristics which the silane coupling agent, the shear strength of the soil structure of bonding to the inorganic material content of minutes depending on ice and affecting a fine powder, thereby freeze earths shear strength also increased influence on the wafer. I.e., such as frozen ground to extremely hard by severe freeze polar regions extreme area such as rock when whereby the shear strength, thereby, freezing ground sample in a sample for evaluating the shear strength and makes ice when carried on an indoor database without namely, freezing of the ground itself is covered precisely taking shear strength, the blower fan is not for measuring shear strength of the prepared ground-in-place are disclosed. The marble intrusive freezing, freeze ground for measuring shear strength of configuration as follows. As shown in fig. 1, the invention relates to part (110), modified ratio orgin (118), accelerometer (119), guide (120). Pressing part (130), bridge box (150), data logger (160) on calculating section (170) having a predetermined wavelength. The present invention provides ground for measuring shear strength of are disclosed. Load (110) includes a ground members apparatus are disclosed. Load (110) includes a slotted conical end (112) is installed, end guide (120) is provided with an. Load (110) is urging portion (130) to prevent chambers are formed conical slotted (112) and freeze ground allows dynamically intrusive, shear wave is equal to disturb the freeze exchanger progresses. A slotted conical (112) is ground (10) when the central core material is preferably stainless steel to prevent wear but, pressing part (130) can be easily ground pressurization of fibre members if the shear strength of a material having a degree, and one skilled in the e-hole must not limited by variously changing the vertical range as well as in-case within are disclosed. A slotted conical (112) deformation of ratio orgin (118) on accelerometer (119) with other. Modified ratio orgin (118) is urging portion (130) is a slotted guide plane is conical load (112) a slotted conical detect the electric resistance value of a sudden (112) when the marble to freezing members for measuring force (F) are disclosed. I.e., deformation ratio orgin (118) guide on the display is falling at each pressing part (130) is energy of the urging portion (130) after falling through damping while guide, conical slotted (112) when the marble to freezing members (F) force measuring substrate. Modified ratio orgin (118) force is measured at bridge box (150) data and logger (160) via calculating section (170) are provided. Modified ratio orgin (118) can be used but is the [pu[pu] which it releases [lis[lis] circuit, composite are not correct. Accelerometer (119) is urging portion (130) is a slotted guide plane is conical load (112) to freezing the marble intrusive sensing accelerations substrate. Accelerometer (119) to the measured acceleration data logger (160) via calculating section (170) are provided. Guide (120) is an anvil (121) on the outer side thereof (123) contact with each other. Wherein, an anvil (121) comprises a load section (110) detachably coupled to an end of a. Wherein, an anvil (121) is urging portion (130) urging portion of insulation layer (130) can withstand shear strength of force is preferably made of a material having a degree, disclosed herein is an anvil (121) made of specially defined not to each other. Side thereof (123) is an anvil (121) coupled with each other. Side thereof (123) the falling of the micrographs end while urging portion. Side thereof (123) side thereof is (123) of central load (110) coaxially with the central axis so as to lie in an anvil (121) coupled with each other. Side thereof (123) pressing portion (130) fall point (P) is set up at the chambers are formed. The fall point (P) urging portion (130) is load (110) chambers are formed while an anvil (121) when the spindle is, pressing part (130) is load (110) impinge a constant constant energy are disclosed. Pressing part (130) includes a hydraulic motor (123) side thereof along the longitudinal direction of vertical grooves (123) is connected thereto. Pressing part (130) includes a hydraulic motor (123) dropped along while an anvil (121) is a fly, a slotted conical (112) marble to freezing members and n is an integer. Pressing part (130) has a hammer could be bonded each other. In the present embodiment, pressing part (130) position the falling of a point P which can disclosed. Pressing part (130) energy in the falling of a point (P) side thereof (123) dropped along while an anvil (121) striking energy impinge from outside. Pressing part (130) is load (110) when the spindle is, load (110) fluorescent film ratio orgin deformation force applied to the marble to freezing when actual conical members (118) measured at the, calculates the central conical cone addition accelerometer (119) is determined by means of the, data logger (160) for detecting a read error calculating section (170) are provided. Data logger (160) includes an accelerometer (119) recording sensed acceleration, modified ratio orgin (118) force measured at recording member are disclosed. Bridge box (150) ratio orgin deformation (118) data and logger (160) is connected to the, modified ratio orgin (118) by applying a resistance value, measured force (F) modified ratio orgin data logger (160) to provide. Calculating section (170) includes a bridge box (150) data and logger (160) modified by ratio orgin (118) on accelerometer (119) is connected thereto. Calculating section (170) comprises a load section (110) marble when pouring concrete to freezing, load (110) a slotted conical (112) to predict the maximum force exerted on the tip of actual energy corrected (Fpeak) resistance (RCorrected ) For estimating the frozen ground through shear strength of are disclosed. Calculating section (170) is urging portion (130) is load (110) guide plane is accelerometer (119) measured acceleration data logger (160) receives through, pouring speed (V) by integrating the acceleration estimating the other. Calculating section (170) ratio orgin deformation (118) force (F) measured data logger (160) receives through, type (1) according to, pressing part (130) is load (110) when the guide ratio orgin (118) and speed (V) is measured by integrating the product of force (F) pouring concrete, conical slotted (112) actual energy delivered (EEnergy ) Can be determine. .......................... Type (1) Then, calculating section (170) is formula (2) according to, actual energy delivered (EEnergy ) For variants ratio orgin (118) measured at maximum force (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Characteristics maybe, corrected tip resistance (RCorrected ) Through for shear strength ratio, actual energy delivered (EEnergy ) For calculating shear strength of ground can freeze. ..................................... Type (2) The invention relates to extreme areas inaccessible by applying extreme easy portability for sponge shear strength evaluation device evaluating ground freeze field strength can be ground. The invention relates to a conical eccentric members of an Image problem by modifying ratio orgin accelerometer fluorescent film, so that the urging portion locating at a frequency which is actually a striking after the energy delivered can be heat-exchanged. Also with reference to the is less than the 4, inserted into the ground using freeze for shear strength, shear strength of frozen ground freeze ground measuring shear strength calculation method is described the on-sensors other. (A) step, a slotted conical (112) provided with load (110) positioned perpendicular to ground to freezing and, pressing part (130) the falling of a load movement (110) while pressurized, conical slotted (112) marble to freezing members with each other. This operation is carried out load (110) to freezing ground monthly iterations according to the depth of the central core, the, urging portion (130) includes a hydraulic motor (123) dropping point (P) in the same display mounted above the other. This, pressing part (130) is load (110) when the spindle is, load (110) for providing a potential energy which can are disclosed. (B) step, accelerometer (119) is urging portion (130) stopped and the falling of a conical slotted (112) pouring concrete to freeze ground in acceleration by using predetermined material. Accelerometer (119) are measured at the acceleration data logger (160) recorded in calculating section (170) are provided. (C) step, modified ratio orgin (118) is urging portion (130) stopped and the falling of a conical slotted (112) pouring concrete to freeze ground force (F) in measuring substrate. Modified ratio orgin (118) measured at the force (F) is bridge box (150) via a data logger (160) signal received by an antenna. Then, in (D), modified ratio orgin measured at the force (F) is calculating section (170) are provided. Calculating section (170) includes an accelerometer (119) is measured acceleration modifying ratio orgin (118) (F) measured at the force data logger (160) provided with through. (E) step, calculating section (170) includes an accelerometer (119) by integrating the measured acceleration, pressing part (130) is load (110) conical slotted guide plane is (112) pouring speed (V) of estimating the other. (F) step, calculating section (170) is formula (1) according to, pressing part (130) is load (110) when the guide ratio orgin (118) and speed (V) is measured by integrating the product of force (F) pouring concrete, conical slotted (112) actual energy delivered (EEnergy ) Can be determine. .......................... Type (1) (G) step, calculating section (170) is formula (2) according to, actual energy delivered (EEnergy ) For variants ratio orgin (118) measured at maximum force (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Can be related. ..................................... Type (2) Corrected tip resistance (RCorrected ) Is urging portion (130) in the same dropping point (P) even if dropped, load (110) the eccentricity of the generating, by differentiator in ground to freeze members, urging portion (130) of a regular load energy attitude (110) a slotted conical (112) and in view of the outputs delivered, pressing part (130) is load (110) of guide plane is the maximum force (FPeak ) A conical slotted (118) actual energy delivered at a rate of correction are disclosed. (H) step, calculating section (170) is calibrated tip resistance (RCorrected ) For shear strength graph is zero, graph as well as lines, actual energy delivered (EEnergy ) For calculating shear strength of ground can freeze. Also with reference to 2 and 3 also, calculating section (170) is load (110) when calculating the heat way shear strength of ground members to freeze ground freeze-sensors other. The same experimental conditions 2 and also Figure 3, freeze the composition applied antibodies freeze it will freeze steel load (σf ) For measuring load when the marble to freezing load members (σs ) Ratio (=σf / Σs ) X axis y axis represented by a graph with different parameters are disclosed. (A) 2 is also DCPI a-RCorrected Graph and, (b) is also 2 DCPI provided shear strength graph are disclosed. Figure 3 RCorrected - Shear strength graph are disclosed. Also the slope 2 and 3 also displayed steel load (σf ) Measurement against a load (σs ) Ratio (=σf / Σs ) For an ifdm line are disclosed. (A) 2 (b) also in dynamic cone interpenetration quotient x axis variables are symmetrically 2 written (Dynamic Cone Penetration Index, or less, termed the on-sensors other. "DCPI") is urging portion (130) for a striking number load (110) depth of indicating index members are disclosed. (A) 2 also of DCPI a-RCorrected (B) a graph or also of DCPI provided shear strength the graph 2, steel load (σf ) Measurement against a load (σs ) Ratio (=σf / Σs ) Can be know inversely proportional curve is shown. I.e., DCPI is corrected in less than 10 (mm/blow) tip resistance (RCorrected ) On shear strength (shear strength) abruptly increases in a know n, actual energy delivered when below 10 DCPI (mm/blow) is conical with cone department freeze earths accurately calculates the shear strength of the psychology. While, as shown in fig. 3, the same experiment conditions σf / Σs Also when the same is 2, x axis parameters R y axisCorrected Changes to - shear strength, σf / Σs The top of the well can be wire strands are directly proportional in a linear manner. The, calculating section (170) is also 3 as shown, steel load (σf ) Measurement against a load (σs ) Ratio of, σf / Σs =5/5, σf / Σs =5/10, σf / Σs =10/5, σf / Σs Calculating the calibration area as well as line is through a function equation=10/10, pressing part (130) is when the spindle load load (110) is ground freezes to depth of the shear strength of members can be managed. A ground-in-place extreme area for direct shear test results of this test freeze room most suitable shear strength and correlation for shear strength evaluation device using in-situ experiments by freezing ground spherical shear strength calculation is satisfied and only, this spot testing results of relatively low reliability can be overcome so as to replacement. Or more description is generally described as a feature of the present invention sends to exemplify, this invention is essentially NaOCl consultation with the drug from deviating from a knowledge of the properties of various modifications and deformable inputted will. The, embodiments disclosed are a feature of the present invention but rather to explain the define and, according to an embodiment of the present invention is defined in which the range of the feature are not correct. The claims must be interpreted by and under the operation of the range, and in a range equal to all feature range of rights of the present invention will be interpreted. 100: freeze ground for shear strength evaluation device 110: load 118: modified ratio orgin 119: accelerometer 120: guide 130: pressing part 150: bridge box 160: data logger 170: calculating section According to an embodiment of the present invention, a shearing strength evaluation device for frozen ground comprises: a rod unit having a conic cone unit installed on one end thereof and a guide unit installed on the other end thereof to be inserted into frozen ground; a pressing unit connected to the guide unit to be vertically moved to press the rod unit to insert the conic cone unit into the frozen ground while falling along the guide unit; a strain gage installed in the conic cone unit to sense strain of the conic cone unit in an electric resistance value when the pressing unit presses the rod unit to measure a force (F) when the conic cone unit is inserted into the frozen ground; an accelerometer installed in the conic cone unit to sense acceleration at which the conic cone unit is inserted in the frozen ground when the pressing unit presses the rod unit; and a calculation unit to receive the force (F) measured by the strain gage and the acceleration measured by the accelerometer to calculate shearing strength of the frozen ground when the conic cone unit is inserted into the frozen ground. COPYRIGHT KIPO 2017 Conical cone addition installed one end portions of the active surface provided, freeze the ground load members; the guide portion movably coupled vertical grooves, the guide along the conical cone addition mounted above the ground so that the while the freeze members presses the part load; the conical cone bringing up for discussion is installed in, where the guide plane is the load by means of the electric resistance value detect the conical cone additioncone bringing up for discussion strain conical members (F) modified ratio orgin measuring force when the freeze marble; the conical cone bringing up for discussion is installed in, the pressure unit load the guide plane is the conical cone addition marble accelerometer sensing accelerations the freeze members; and the strain ratio taking count of crosses measuring force (F) and the accelerometer measured acceleration received, the conical cone addition marble when the freeze members, the shear strength of ground freezing comprising calculating section calculating characterized for lyophilized ground shear strength evaluation device. According to Claim 1, the calculating section a, by means of load where the guide plane is measured by integrating the acceleration speed (V) is zero the accelerometer members, type (1) according to, the pressure unit load measuring guide plane is the product of force (F) speed (V) of such a modified ratio taking count of crosses members integral over the actual energy delivered from the conical fluorescent film (EEnergy ) Is zero, .......................... Type (1) type (2) according to, the actual energy delivered (EEnergy ) Measured at a modified ratio orgin for maximum force (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Characteristics maybe, ..................................... Type (2) freeze the ground when the ground is frozen it will freeze steel applied load (σf ) Load the freeze members relative to the marble when measuring load (σs ) Ratio (=σf / Σs ) By the slope, the corrected tip resistance (RCorrected ) - Shear strength graph is zero, the graph of load through the shear strength of the related members characterized according to depth the freeze ground lyophilized ground for shear strength evaluation device. According to Claim 1, the calculating section disposed between the accelerometer, the accelerometer sensed acceleration is recorded in the calculating section that provides data logger further comprising lyophilized ground characterized for shear strength evaluation device. According to Claim 3, the strain ratio orgin and the data logger is connected between, the strain ratio orgin bridge box further comprising a resistance value is applied, the variation in the measured force (F) ratio orgin the bridge box after the data logger be collected into the calculating section provided are lyophilized ground characterized for shear strength evaluation device. According to Claim 1, the strain ratio orgin the guide on the display is the energy of the falling pressure unit at each urging portion through the guide while dropped after attenuation, the conical cone addition marble measuring force when the freeze members characterized (F) lyophilized ground for shear strength evaluation device. According to Claim 1 inserted into the ground using freeze for shear strength, shear strength of ground freezing method for estimating shear strength can be measured in frozen ground, provided the falling of a movement urging portion is conical cone addition load (A) thus, the marble step freeze members; (B) the fluorescent film embedded accelerometer is the conical cone bringing up for discussion to freeze the ground conical members in measuring acceleration; (C) the conical members to freeze the ground force (F) in the modification the conical cone bringing up for discussionratio taking count of crosses fluorescent film measuring; (D) calculating section is the accelerometer and the strain ratio orgin receives the acceleration of filler loading the force (F) in step; the calculating section in (E), by means of load where the guide plane is (V) by integrating the accelerometer measured the acceleration calculating step the conical cone bringing up for discussion intrusive speed; (F) type (1) according to, the pressure unit load of such a modified guide plane is measured by integrating the product of the speed (V) ratio taking count of crosses (F) members, the actual energy delivered conical fluorescent film (EEnergy ) Calculating step; .......................... Type (1) (G) type (2) according to, the actual energy delivered (EEnergy ) Measured at a modified ratio orgin for maximum force (FPeak ) Corrected to predict the resistance of tip (RCorrected ) Related step; and ..................................... Type (2) (H) is applied to the ground when the freeze ground freeze it will freeze steel load (σf ) Load the freeze members relative to the marble when measuring load (σs ) Ratio (=σf / Σs ) By the slope, the corrected tip resistance (RCorrected ) - Shear strength graph is zero, the graph of load through the shear strength of the freeze ground according to depth members comprising lyophilized calculating characterized ground shear strength calculation method.
