筒灯

轨道灯（调焦）

筒灯

筒灯

PEU controller test system

The invention relates to the technical field of PEU controllers, in particular to a PEU controller test system, which is established on the basis of signal interaction of two modules, the two modules comprise a hardware module and a software module, the hardware module comprises a power supply, a load and a PEU controller interface board, and the software module comprises a software module and a PEU controller interface board. The method includes the functions of oscillogram drawing, electrical parameter calculation, data statistical analysis and the like. According to the invention, through the arrangement of the environment monitoring unit and the feedback unit, an abnormal environment with single repeated simulation is subjected to repeated two-time experiment simulation, the later two-time simulation data and the first abnormal experiment data are transmitted to the feedback unit, the obtained data are compared through the feedback unit, and the compared data are transmitted to the ...

Angle-adjustable altimeter

The invention provides an angle-adjustable altimeter, and relates to the technical field of altimeters, and the angle-adjustable altimeter comprises a supporting seat; the connecting seat is mounted at the top of the supporting seat, and the bottom of the connecting seat is provided with an inclined surface; the adjusting seat is installed in the supporting seat, a limiting pin is arranged at the top of the adjusting seat, and when the adjusting seat is driven to ascend and descend, the limiting pin abuts against the inclined face of the connecting seat, so that rotating driving force is generated on the connecting seat to enable the connecting seat to rotate; a telescopic rod is arranged at the bottom of a chassis to mount a lifting block, a connecting cylinder is arranged on the upper surface of the chassis to mount a connecting seat, an adjusting seat is arranged on the upper surface of the lifting block, and after supporting legs are mounted, the telescopic rod is started to drive the ...

Plant branch and leaf biomass carbon supercapacitor negative electrode material and preparation method thereof

The invention discloses a plant branch and leaf biomass carbon supercapacitor negative electrode material which is prepared by the following steps: by taking plant branch and leaf biomass as a raw material, washing with water to remove impurities, drying, crushing to obtain disintegrating slag, mixing the disintegrating slag with deionized water, ultrasonically mixing uniformly, performing hydrothermal treatment at the temperature of 160-200 DEG C, washing and drying a reaction product to obtain a carbon source; the method comprises the following steps: uniformly mixing a carbon source with K2CO3, KOH, water and ethanol, drying, carrying out continuous temperature programming treatment on a dried sample to obtain black powder, washing the black powder with water to remove soluble impurities, adding hydrochloric acid, washing to remove residual alkali, finally washing with water to be neutral, and drying to obtain the biomass carbon supercapacitor negative electrode material. After the plant ...

Urban C index calculation method based on external traffic and economic connection line strength

According to the urban C index calculation method based on the external traffic and economic connection line strength, the important index C-index (urban C index) of a city in a region is calculated according to the traffic connection strength and the economic connection strength between cities, the larger the C-index value is, it is indicated that the city has more and stronger external connection, and the larger the C-index value is, the larger the C-index value is, the larger the C-index value is, the larger the C-index value is, and the higher the C-index value is, the higher the C-index value is. The higher the irreplaceability of the city in the region is, the stronger the importance is, and the greater the regional influence is. The method is characterized by comprising the following three steps: A) calculating the strength of the urban external traffic connection line; and B) calculating the strength of the urban external economic connection line. And C), calculating an urban inter-regional ...

Nitrogen-doped mesoporous graphite carbon negative electrode super capacitor material with high specific surface area and preparation method of nitrogen-doped mesoporous graphite carbon negative electrode super capacitor material

The invention discloses a high-specific-surface nitrogen-doped mesoporous graphite carbon negative electrode supercapacitor material, which is prepared by the following steps of: synthesizing Zn-MOF by taking sodium 4, 5-imidazole dicarboxylate and zinc acetate dihydrate as raw materials through a hydrothermal method, and preparing the high-specific-surface nitrogen-doped mesoporous graphite carbon negative electrode supercapacitor material by taking polyvinylpyrrolidone as an external carbon/nitrogen source, adopting a direct carbonization method and taking PVP/Zn-MOF as a precursor mixed material. And performing high-temperature carbonization in a nitrogen atmosphere, removing Zn by hydrochloric acid to obtain a porous carbon material, mixing the porous carbon material with KOH, and performing activation in the nitrogen atmosphere to obtain the nitrogen-doped mesoporous graphite carbon negative electrode supercapacitor material. The mesoporous graphite carbon material is large in specific ...

Filter rod / cigarette many hoppers measuring device

... 一种滤棒/烟支多料斗测量装置，属于卷烟领域的测量装置，包括主机柜体、动力系统及拨烟机构。本实用新型可将需要检测的滤棒/烟支，根据品牌、规格不同，放入不同的料斗内，测试台每次测量一组料斗内的样品，测试完毕后，履带拖链旋转，带动下一个料斗转到和分烟器料斗平齐位置，重复以上动作，可分类检测全部样品。本实用新型可以自动循环上料测试，由于多料斗可以多种类多组上料、检测，减少劳动量，提高检测效率，减少差错,提高检测质量。 ...

Method for establishing junci medulla tissue culture regeneration system

The invention relates to the technical field of plant tissue culture, in particular to a method for establishing a junci medulla tissue culture regeneration system, which comprises the following steps: S1, explant disinfection; s2, screening an explant for inducing the callus; s3, screening a callus induced differentiation culture medium; s4, screening a callus regeneration culture medium; and S5, screening callus types and subculture time. By optimizing the conditions of different stages of induction, differentiation and regeneration of the junci medulla, the efficient and stable regeneration system of the junci medulla adopting two explants, namely radicles and root tips generated by mature seeds and aseptic seedlings is successfully established for the first time. The establishment of an efficient and rapid tissue culture regeneration system lays a solid foundation for the innovative research of germplasm resources of the junci medulla and the regulation mechanism research of functional ...

Automobile electric vacuum booster brake control system

The invention relates to the technical field of brake control, in particular to an automobile electric vacuum booster brake control system which comprises a body assembly and an external assembly, and the body assembly comprises an electric pump, a vacuum booster, a control unit and a power supply system. The power supply system is electrically connected among the electric pump, the vacuum booster and the control unit, the electric pump, the vacuum booster, the control unit and the power supply system are detachably connected, and the pressure alarm lamp and the electric alarm lamp are electrically connected to the alarm protection mechanism. Simulation detection is carried out through the simulation test mechanism before a vehicle is started, when abnormity is detected, a corresponding pressure alarm lamp and an electric alarm lamp flicker at the moment, data signals are transmitted to the alarm protection mechanism, alarming of an alarm and locking of wheels by a parking brake are carried ...

Air conditioner HVAC assembly and pure electric vehicle

The utility model discloses an air conditioner HVAC assembly and a pure electric vehicle. The air conditioner HVAC assembly comprises an air conditioner box body, and an air inlet shell, a volute and an air blower are arranged on one side of the air conditioner box body; a first mounting block and a second mounting block are arranged on the bottom surface of the air conditioner box body at intervals, a third mounting block is arranged on the bottom surface of the air inlet shell, and a fourth mounting block and a fifth mounting block are arranged on the bottom surface of the air conditioner box body at intervals; the air conditioner installation frame used for installing the air conditioner HVAC assembly comprises a pipe beam, a first supporting strip and a second supporting strip, the first supporting strip and the second supporting strip are connected with the pipe beam, the air conditioner HVAC assembly is connected to the pipe beam through a first installation block, a second installation ...

Automobile electric power steering device

The invention relates to the technical field of automobile steering devices, in particular to an automobile electric power steering device which comprises a main body, the main body comprises a driving rod, the outer surface of the driving rod is fixedly connected with a torque sensor and a lubricating mechanism, the inner surface of a steering gear is movably connected with a power screw, and the outer surface of the power screw is fixedly connected with a connecting rod; a dynamic pressure mechanism is arranged in the lower fixed cover and comprises an oil storage bin. According to the device, oil wiping soft cotton fixedly attached to the gear structure part is arranged, so that in the process that the device assists in driving an automobile to steer, the gear part can be oiled by the oil wiping soft cotton, a gear can be frequently lubricated by a small amount and multiple times in the working process of the device, and the service life of the device is prolonged. And therefore, the ...

Automobile electric compressor assembly

The invention relates to the technical field of automobile electric compressors, in particular to an automobile electric compressor assembly which comprises a main body, the main body comprises a bottom fixing plate, the upper surface of the bottom fixing plate is connected with a compressor main body, and the outer surface of the compressor main body is fixedly connected with an excitation motor and a self-cooling mechanism; the flow dividing branch pipes are fixedly connected with the outer surface of the flow feeding opening, the outer surface of the flow gathering cover is fixedly connected with a flow dividing mechanism, and the flow dividing mechanism comprises an air entraining opening. According to the device disclosed by the invention, the shunting branch pipes for partially shunting the refrigerant medium compressed in the compressor main body are arranged, so that part of the refrigerant medium circularly flows on the outer side of the compressor main body, the refrigerant medium ...