LED intelligent street lamp and decorative lighting illumination control system

The utility model provides an LED intelligent street lamp and decorative lighting illumination control system. The LED intelligent street lamp and decorative lighting illumination control system comprises a controller, an online power taking circuit, a switch control circuit, a power conversion circuit, a constant current circuit, an electronic switch array, an environment detection module, an RS485 communication circuit, a concentrator and a remote monitoring host. The on-line power taking circuit converts alternating current of commercial power into direct current. Wherein the input end of the switch control circuit is connected with the output end of the online power taking circuit, the output end of the switch control circuit is connected with the power conversion circuit, the power conversion circuit has 12V, 5V and 3.3 V direct current output, and the constant current circuit is used for converting 12V direct current into current and providing the current for the LED array; the LED ...

Circuit for manufacturing museum exhibition intelligent lighting lamp with five light sources of red, green, blue, white and yellow LEDs

The utility model provides a museum exhibition intelligent lighting lamp circuit manufactured by five light sources of red, green, blue, white and yellow LEDs, which is characterized in that the museum exhibition intelligent lighting lamp circuit comprises a dimming unit, a color temperature adjusting unit, an LED driving chip and a power supply unit, the dimming unit comprises a red LED lamp bead array, a green LED lamp bead array, a blue LED lamp bead array and a dimming control unit, the color temperature adjusting unit comprises a yellow LED lamp bead array, a white LED lamp bead array and a color adjusting control unit. The input end of the power supply unit is connected with commercial power and outputs working voltage of the LED driving chip, the color adjusting unit and the light adjusting unit through conversion. According to the lighting lamp for the museum exhibition place, dimming and color adjusting can be conducted according to the requirements of a user, the lighting lamp ...

Shaft oil stain detergent as well as preparation method and application

The invention provides a shaft oil stain detergent as well as a preparation method and an application. The shaft oil stain detergent consists of the following components in percentage by weight: 0.2-2% of a surfactant OP-10, 5-10% of a builder STPP, 2-5% of a pH adjusting agent NaOH and the balance of water. The preparation method comprises the following steps: completely dissolving the STTP of the amount into water, adding NaOH of the amount, and dripping OP-10 of the amount, thereby preparing the shaft oil stain detergent. The grease dissolution rate of the shaft oil stain detergent is greater than 90%, and the shaft oil stain detergent has good dispersion and solubilization functions.

Vehicle headlamp circuit manufactured by five light sources of red, green, blue, white and yellow LEDs

The utility model provides a vehicle headlamp circuit manufactured by five light sources of red, green, blue, white and yellow LEDs, which comprises a dimming unit, a heat dissipation unit and a power supply unit, and is characterized in that the dimming unit comprises a red LED lamp bead array, a green LED lamp bead array, a blue LED lamp bead array, a yellow LED lamp bead array, a white LED lamp bead array, a dimming chip and a dimming circuit; the heat dissipation unit comprises an environment temperature acquisition unit, a control unit and a refrigeration sheet; the power supply unit is used for providing working power for the dimming unit and the heat dissipation unit; the internal temperature of the headlight is monitored in real time, and when the temperature is higher than the preset temperature, internal cooling is started in time to prevent the vehicle headlight from working at high temperature for a long time; the constant current source is used for supplying power to the headlamp ...

Flash lamp circuit manufactured by five light sources of red, green, blue, white and yellow LEDs

The utility model provides a flash lamp circuit manufactured by five light sources of red, green, blue, white and yellow LEDs, which comprises a dimming circuit, a color adjusting circuit, a stroboscopic circuit, a control circuit and a power supply unit, and is characterized in that the dimming circuit comprises a red LED lamp bead array, a green LED lamp bead array, a blue LED lamp bead array and an on-off circuit 1; the on-off circuit 1 is used for controlling on and off of the red LED lamp bead array, the green LED lamp bead array and the blue LED lamp bead array, the color adjusting circuit comprises a yellow LED lamp bead array, a white LED lamp bead array and an on-off circuit 2, and the stroboscopic circuit is used for controlling on or off of the flash lamp. The control circuit is used for providing control signals for the light modulation circuit, the color modulation circuit and the stroboscopic circuit; the power supply unit is used for providing working power for the lamp; ...

Dustproof heat dissipation LED tunnel lamp of skewed tooth

The utility model discloses a dustproof heat dissipation LED tunnel lamp of skewed tooth, including the shell that is used for installing LED lamp pearl and lens, the shell back is equipped with the fin, the fin is used for installing the installation face slope setting of LED lamp pearl on for the shell, the utility model discloses a dustproof heat dissipation LED tunnel lamp of skewed tooth adopts the fin of inclined plane heat dissipation cusp, makes fin and ground have certain oblique angle, and the dust can't be piled up on the fin or in the slot between the fin owing to the reason of dead weight, avoids influencing the heat dissipation of LED tunnel lamp, guarantees LED tunnel lamp performance and quality.

Red, green, blue, white and yellow LED five-light-source manufacturer intelligent lighting lamp circuit

The utility model provides an intelligent lighting lamp circuit for manufacturers with five light sources of red, green, blue, white and yellow LEDs, and the lighting lamp comprises a red LED lamp bead array, a green LED lamp bead array, a blue LED lamp bead array, a yellow LED lamp bead array, a white LED lamp bead array, a dimming unit, a heat dissipation unit and a power supply unit. The input end of the power supply unit is connected with commercial power and outputs working voltage of the LED lamp bead array and the dimming unit through conversion, and the dimming unit is used for controlling the color of a light source emitted by the lighting lamp and can conduct dimming according to a dimming command. The heat dissipation unit is used for collecting the temperature in the lighting lamp and judging whether the fan is turned on or turned off according to the temperature; according to the market lighting lamp, the heat dissipation device can be automatically turned on or turned off ...

Oil well staged fracturing effect monitoring method

The invention discloses an oil well staged fracturing effect monitoring method. The method comprises the steps that (1), a monitoring agent is prepared, wherein monitoring materials and oil soluble materials are mixed to prepare particles of 20-60 meshes, and the content of the monitoring materials is smaller than 10 wt%; (2), the monitoring agent and a supporting agent are placed into a pump at the same time for each stage in the staged fracturing construction process; (3), after the fracturing construction is finished for flowback, crude oil flows through a crack and gradually dissolves the oil soluble materials in the monitoring agent, and the monitoring materials in the monitoring agent will be gradually dispersed in an oil phase and a water phase of the crude oil; (4), the produced crude oil is sampled, and the content of the monitoring agent in the crude oil is measured, the oil outlet situation of each stage and the rate of contribution to the yield are determined by calculation ...

Sugarcane centralized impurity removal system

The invention relates to the technical field of sugarcanes, in particular to a sugarcane centralized impurity removal system which comprises a sugarcane conveying, cutting and impurity removal mechanism, and the sugarcane conveying, cutting and impurity removal mechanism comprises a feeding conveying assembly, a conveying and cutting assembly, a fan impurity removal assembly and a loading conveying assembly; the power and walking mechanism comprises a walking assembly and a power and control assembly, and the equipment has the beneficial effects that the whole equipment has the characteristics of miniaturization and mobility, and has the characteristics of high integration level, high automation and high efficiency; the step-by-step type machine manual operation is optimized into section-cutting type treatment from whole-rod type treatment, so that the equipment efficiency is improved, and meanwhile, the problem of frequent blockage caused by bending of sugarcanes during traditional whole-rod ...

Positive pressure ventilation control system

The invention belongs to the field of intelligent control systems for positive pressure ventilation purging and pressure control of explosion-proof electrical equipment, and particularly relates to a positive pressure ventilation control system. Comprising a compressed air supply device, electrical equipment, a digital-to-analog conversion module and a PLC (Programmable Logic Controller), compared with the prior art, the explosion-proof electrical equipment purging system has the advantages that the explosion-proof electrical equipment purging process can be intelligently monitored, it is ensured that purging is in place, micro-positive pressure in the system is monitored, the explosion-proof electrical equipment purging system has the functions of alarming and equipment stopping, and the explosion-proof electrical equipment purging system is suitable for popularization and application. And intelligent management of the system is realized.

High temperature resistant pre-crosslinked granular profile control agent and preparation method and application thereof

The invention discloses a high temperature resistant pre-crosslinked granular profile control agent and a preparation method and application thereof. The profile control agent comprises 18%-25% of acrylamide monomer, 1.5%-3% of acrylic acid, 0.02%-0.03% of N,N-methylene bisacrylamide, 0.05%-0.12% of a silane coupling agent, 0.30%-0.5% of phenol, 0.4%-0.6% of formaldehyde, 0.3%-0.6% of ammonium persulfate, 6%-7% of sodium silicate, 4%-10% of oil well cement and the balance of water. The high temperature resistant pre-crosslinked granular profile control agent is good in temperature resistant performance, the temperature resistant performance is improved from 110 DEG C to more than 140 DEG C, and the high temperature resistant pre-crosslinked granular profile control agent has good elastic deformation performance, and can meet the need of profile control of common high temperature deep wells.

Internet + polychrome temperature LED street lamp, six distant control system of tunnel lamp

The utility model provides an internet + polychrome temperature LED street lamp, six distant control system of tunnel lamp, including LED banks, the control unit, server, transmission unit and drive power supply, the LED banks is including parallelly connected warm white LED banks that sets up and just white LED banks, the control unit including the remote terminal that is used for the remote control LED banks with be used for receiving control signal that remote terminal the sent output with control drive power supply and insert warm white LED banks or the just white LED banks warm controller of mixing of colors of adjusting luminance, the utility model discloses the colour temperature of remote control LED banks is luminous, makes the colour temperature of LED banks specifically need carry out subjective control according to people, does not receive the restriction of distance, region, weather difference, and the regulation through the light color temperature of satisfying the need can ...

AUTOMATIC ELECTRONIC SWITCH

Sugarcane cutting and impurity removing combined device

The invention relates to the technical field of sugarcane, in particular to a sugarcane cutting and impurity removing combined device which comprises a cutting assembly, and the cutting assembly comprises a first side plate, a connecting rod, a second side plate, a roller shaft set and a linkage transmission set. The machine has the beneficial effects that multiple processes such as leaf stripping, impurity removal, loading and sugarcane leaf recovery of traditional distributed machine harvesting sugarcane are integrated into one device and are changed into one process, the equipment investment in the middle link of step-by-step machine harvesting is effectively reduced, the cutting type treatment is adopted, the efficiency is improved, the labor intensity is reduced, the labor intensity is reduced, and the production cost is reduced. The equipment efficiency is improved, and meanwhile, the problem of frequent blockage caused by bending of sugarcanes during traditional whole-rod type sugarcane ...

Energy saving system capable of automatically storing energy by using vehicle gliding power

The invention discloses an energy saving system capable of automatically storing energy by using vehicle gliding power. The energy saving system capable of automatically storing the energy by using the vehicle gliding power comprises a medium pump driven by a vehicle when the vehicle glides, an energy storage device used to receive and store output energy of the medium pump, and a motor driven by the energy storage device, wherein the motor is connected with a crankshaft of a vehicle engine in drivable mode and used to start the engine, or (and) connected with a drive system of the vehicle in drivable mode and used to drive the vehicle to run, the motor can drive the medium pump to run by using inertia kinetic energy of the vehicle when the vehicle glides, then the inertia kinetic energy of the vehicle is converted into hydraulic energy or air pressure energy, and the hydraulic energy or the air pressure energy is stored in the energy storage device. The energy saving system capable of ...

Wireless fidelity (WIFI) power amplifier for personal digital assistant (PDA)

The invention relates to a wireless fidelity (WIFI) power amplifier for a personal digital assistant (PDA). The WIFI power amplifier comprises a signal detection control module, a first signal trend switch module, a power amplifier module, a low noise amplifier module and a second signal trend switch module which are electrically connected with the signal detection control module, and a power supply module which provides power for the signal detection control module, the power amplifier module and the low noise amplifier module, wherein the power amplifier module and the low noise amplifier module are respectively and electrically connected with the first signal trend switch module and the second signal trend switch module. The WIFI power amplifier can receive and send separately, realizes information transmission in longer distance, has the advantages of high sensitivity, low power consumption, low contamination and low cost, and solves the problem in the prior art that WIFI power amplifiers ...

Odourless, bactericidal, fire retardant, classified garbage box monitored by whole inclosed TV