60results about How to "Stable current and voltage" patented technology

The present invention provides a metal fuel battery comprising a plurality of battery cells connected in turn in series, the battery cell comprises a battery casing, air electrode sheets, a zinc sheetand an electrolyte; the battery casing is hollow structure, the zinc sheet is disposed inside the battery casing, the air electrode sheets are disposed inside the battery casing and on both sides orone side of the zinc sheet, and one sides, facing away from the side of the zinc sheet, of the air electrode sheets are connected with the outside, the electrolyte is filled between the air electrodesheets and the zinc sheet, and the air electrode sheets and the zinc sheet are respectively connected with wires. The metal fuel battery has stable performance and is capable of stably discharging byarrangement of the zinc sheet as a battery negative electrode. Through arrangement of the air electrode sheets as a positive electrode of the battery, the cost is low, the overall structure is simple,voltage and current are stable, and the metal fuel battery t is environmentally friendly and non-pollution.

The invention discloses a chlorine-magnesium fuel cell which comprises a cell body, a chlorine storage gasification system and an electrolyte circulation regeneration system. The electrolyte circulation regeneration system comprises a filter, an extraction stirrer, a water purifier, a standing device and an electrolyte storage tank, the electrolyte storage tank is communicated to the outer side ofthe standing device, and a second power pump is mounted in the outer side of the electrolyte storage tank. The cell body comprises a cell casing and a chlorine channel, the cell casing is internallyprovided with a cathode film assembly, the cathode film assembly is internally provided with a magnesium alloy positive plate, and a cell middle axle is fixedly to the inner middle of the cell casing.The chlorine-magnesium fuel cell uses multi-component magnesium alloy with high performance as the anode, the electrochemical conversion rate is high, electrochemical reaction is uniform, and the current and voltage are stable; and chlorine serves as an oxidizing agent, the electrode potential is high, the cost is lower, and the energy density is high.

The invention discloses a filter-frequency-adjustable high-precision face recognition system based on linear driving. The system is mainly composed of a facial image collector, a microprocessor MCU, a signal processing circuit, an adjustable filter circuit, a constant current source circuit and a pattern recognition circuit, wherein the microprocessor MCU is connected with the facial image collector, the signal processing circuit, the adjustable filter circuit, the constant current source circuit and the pattern recognition circuit are connected with the microprocessor MCU, the constant current source circuit is connected with the adjustable filter circuit, and the pattern recognition circuit is connected with the constant current source circuit. The system is characterized in that a linear driving circuit is further arranged between the signal processing circuit and the adjustable filter circuit; the linear driving circuit is composed of a driving chip U, a triode Q3, a triode Q4, a triode Q5, a triode Q6 and the like. The linear driving circuit enables the recognition system to maintain good stability even in the process of recognizing faces at different distances.

The invention discloses a logic gate control LED system based on linear driving. The logic gate control LED system based on linear driving is mainly composed of a front-end rectification filter circuit, a voltage transformation circuit connected with the front-end rectification filter circuit, a fine adjustment circuit connected with the voltage transformation circuit, a voltage detection circuit connected with the voltage transformation circuit, a logic control circuit connected with the fine adjustment circuit, and an output circuit connected with the logic control circuit. The logic gate LED system based on linear driving is characterized in that a linear driving circuit is connected between the voltage transformation circuit and the fine adjustment circuit and is composed of a driving chip U2, a triode VT3, a triode VT4, a triode VT5, a triode VT6, a polar capacitor C6 and the like, the positive electrode of the polar capacitor C6 is connected with the voltage transformation circuit, and the negative electrode of the capacitor C6 passes through a resistor R6 and then is connected with an IN1 pin of the driving chip U2. According to the logic gate control LED system based on linear driving, due to the fact that the linear driving circuit is arranged, the LED system can be driven more stably.

The invention discloses a double closed loop control direct-current speed regulation system based on linear driving. The double closed loop control direct-current speed regulation system based on linear driving is characterized by being composed of a transformer T, a rectification filter circuit, a double closed loop control circuit connected with the output end of the rectification filter circuit, a fine adjustment circuit connected with the double closed loop control circuit, a linear driving circuit connected with the secondary side of the transformer T, a voltage stabilizing circuit connected with the linear driving circuit, an operational amplification circuit connected with the output end of the voltage stabilizing circuit, and an output circuit connected with the output end of the operational amplification circuit, both the double closed loop control circuit and the fine adjustment circuit are connected with the primary side of the transformer T, the liner driving circuit is composed of a driving chip U2, a triode VT3, a triode VT4, a triode VT5, a triode VT6, a polar capacitor C10 and the like, the positive electrode of the polar capacitor C10 is connected with a dotted terminal of an inductance coil L of the secondary side of the transformer T, and the negative electrode of the polar capacitor C10 passes through a resistor R16 and then is connected with an IN1 pin of the driving chip U2. According to the double closed loop control direct-current speed regulation system based on linear driving, due to the fact that the linear driving circuit is adopted, the speed regulation system is made more stable.

The invention discloses a pulse detection sensor based on linear driving. The pulse detection sensor based on linear driving is mainly composed of a sensor body, a main control chip K, a rectifying circuit connected with the main control chip K, and a pulse detection circuit connected with the sensor body. The pulse detection sensor based on linear driving is characterized in that a linear driving circuit is arranged between the pulse detection circuit and the rectifying circuit and is composed of a driving chip U, a triode VT3, a triode VT4, a triode VT5, a triode VT6, a polar capacitor C6, a resistor R10 and the like, the positive electrode of the polar capacitor C6 is connected with the pulse detection circuit, the negative electrode of the polar capacitor C6 passes through a resistor R9 and then is connected with an IN1 pin of the driving chip U, one end of the resistor R10 is connected with the collector electrode of the triode VT6, and the other end of the resistor R10 passes through a resistor R11 and then is connected with the base electrode of the triode VT3. According to the pulse detection sensor based on linear driving, due to the fact that the linear driving circuit is arranged, it can be guaranteed that the sensor is prevented from being disturbed when used for detecting pulse error signals.

A micropower generator includes two bases, a housing, a power generating assembly and a rotating shaft disposed within the housing, the two bases are respectively sealingly connected with the upper and lower ends of the shell, The power generation assembly comprises a magnetic rotating assembly and an induction power generation assembly. The magnetic rotating assembly is arranged at one end of therotating shaft and can rotate together with the rotating shaft. The induction power generation assembly is arranged at a center position of the corresponding motor assembly close to the correspondingbase side, and the induction power generation assembly is fixedly connected with the corresponding base inner wall. A micro power generation device according to the present invention, A magnetic rotate assembly is powered by an external power supply to form a rotating magnetic field, so that rotational torque is generated, The rotating shaft drives the whole magnetic rotating assembly to rotate relative to the induction power generation assembly, the induction power generation assembly generates induced current and outputs to the outside, and only a small starting current voltage can drive the magnetic rotating assembly to rotate, the whole device is small in volume and large in power, and the over-excitation phenomenon generated when the generator transmits energy externally is solved.

The invention discloses a high-sensitivity infrared detection system based on linear driving. The high-sensitivity infrared detection system based on linear driving is characterized by being composed of a sensor U, a linear driving circuit connected with the sensor U, a power circuit connected with the linear driving circuit, a two-stage low-pass filter and amplification circuit connected with the linear driving circuit, a comparison circuit connected with the two-stage low-pass filter and amplification circuit, and a conversion circuit connected with the comparison circuit and the power circuit, and the linear driving circuit is composed of a driving chip U1, a triode Q3, a triode Q4, a triode Q5, a triode Q6 and the like. According to the high-sensitivity infrared detection system based on linear driving, due to the fact that the linear driving circuit is arranged, the detection system can be driven stably.

The invention discloses a linear drive based two-stage low-pass filtering and amplification LED voltage stabilizing system. The linear drive based two-stage low-pass filtering and amplification LED voltage stabilizing system mainly comprises a voltage transformation circuit, a two-stage low-pass filtering and amplification circuit connected with the voltage transformation circuit, a voltage stabilizing circuit connected with the two-stage low-pass filtering and amplification circuit and an output circuit connected with the output end of the voltage stabilizing circuit and is characterized by further comprising a linear drive circuit connected with the voltage transformation circuit and the two-stage low-pass filtering and amplification circuit simultaneously. The linear drive circuit consists of a drive chip U1, an audion VT5, an audion VT6, an audion VT7, an audion VT8, a polar capacitor C13 and the like, wherein the positive pole of the polar capacitor C13 is connected with the voltage transformation circuit, the negative pole of the polar capacitor C13 is connected with the IN1 tube pin of the drive chip U1 through a resistor R12. The output power of the linear drive based two-stage low-pass filtering and amplification LED voltage stabilizing system can be amplified by means of the linear drive circuit, and the system can meet more LED simultaneous usage demands.

The invention relates to an independent system circulating power generation and energy storage device which has the connecting way of a storage battery (1)- a charge-discharge controller unit (2)- a driving motor (3)- a connector (4)- a reduction gear (5)- a connector (6)- a speed-increasing gearbox (7)- a connector (8)- a cross planetary connecting shaft (9)- an electric generator (10)- a voltage rectifier control unit (11)- a grid connection terminal and user terminal (12). The device has wide application scope, can be merged into power network and can directly and independently supply power for the user; the device shows the essence of green electricity in deed, does not need to select geographical environment, is low in manufacturing cost and easy to manage and maintain, and also can be installed on various land and water vehicles to be taken as a power source; the generated voltage is stable and reliable without flash and harmonic wave phenomena, and the device has the remarkable advantage of constant speed synchronous power generation.

The invention discloses an MOS transistor radiating structure and an electric vehicle controller. The MOS transistor radiating structure comprises a radiating shell, a PCB, a snap spring elastic sheet and an insulating layer, wherein the radiating shell adopts a hollow structure; a polygonal cavity formed by multiple mounting planes is formed in the radiating shell; the PCB is arranged in the cavity of the radiating shell; the PCB is set to be polygonal for being matched with the cavity of the radiating shell; at least an MOS transistor is arranged on the edge of each side of the PCB; the snap spring elastic sheet is arranged on the inner sides of the MOS transistors and is set to be a polygonal structure for being matched with a region encircled by all the MOS transistors, wherein an opening is formed in the polygonal structure of the snap spring elastic sheet; multiple elastic sides are arranged on each side of the snap spring elastic sheet at intervals; and the insulating layer is arranged between the MOS transistors and the mounting planes. The MOS transistor radiating structure and the electric vehicle controller have the advantages of compact structure, small volume, convenient installation, high radiating efficiency and the like.

The invention discloses a three-level signal amplified power voltage stabilizing type automatic control air changing system. The three-level signal amplified power voltage stabilizing type automatic control air changing system is characterized by being mainly composed of a programmable controller, a voltage stabilization rectifier circuit, an A / D converter, a memorizer, an air changing control circuit, a power source, a three-level signal amplifier circuit, an air quality sensor and an air changing device, wherein the voltage stabilization rectifier circuit, the A / D converter, the memorizer and the air changing control circuit are connected with the programmable controller, the power source is connected with the voltage stabilization rectifier circuit, the output end of the three-level signal amplifier circuit is connected with the A / D converter, the air quality sensor is connected with the input end of the three-level signal amplifier circuit, and the air changing device is connected with the air changing control circuit. The three-level signal amplified power voltage stabilizing type automatic control air changing system is simple in structure and low in cost, the programmable controller can judge whether the air changing device needs to be started or not according to indoor air quality signals collected by the air quality sensor, and therefore the air changing device can stop working when the indoor air quality is good, the purpose of automatic air changing according to the environment peculiar smell production situation can be achieved, and the three-level signal amplified power voltage stabilizing type automatic control air changing system is suitable for application and popularization.

The invention discloses an energy-saving current voltage stabilization auxiliary system for an oxyhydrogen machine. The energy-saving current voltage stabilization auxiliary system for the oxyhydrogen machine comprises a standby battery, a charge voltage stabilization circuit, a detection switching circuit and an output voltage stabilization circuit. The energy-saving current voltage stabilization auxiliary system is reasonable in structure layout, and is capable of simultaneously charging and discharging; excessive generating capacity of a running equipment generator is supplied to a hydrogen-oxygen generator and replenished to the standby battery with stable current voltage; when the generating capacity is not enough, a working power supply is lastingly provided for the hydrogen-oxygen generator by automatically switching into the standby battery, and the power supply current voltage is stable, so that the working stability of the hydrogen-oxygen generator is effectively ensured; hydrogen and oxygen with constant flow are provided for an engine of running equipment; the reliability is high; the power of the engine is effectively improved; fuel oil is saved; the energy-saving current voltage stabilization auxiliary system is energy-saving and environment-friendly; meanwhile, the service life of a built-in battery of the running equipment is prolonged; normal operation of the running equipment is ensured; the energy-saving current voltage stabilization auxiliary system is wide in application range, can be applied to running equipment, such as saloon cars, buses, trucks and steamships with fuel oil, natural gas and the like.

The invention relates to a motor energy-saving rectification overheating delay protection self-locking device, belongs to the technical field of motor energy-saving rectification overheating delay protection self-locking devices, and provides a motor energy-saving rectification overheating delay protection self-locking device capable of stably supplying power and accurately controlling the stop and self-locking of a motor due to overheating. A technical solution for solving the technical problem is characterized in that the other end of a stop button TA1 is successively connected in parallel with one end of the normally open contact CJ1.3 of an AC contactor CJ1, one end of the delayed closed contact SJ1.2 of a time relay SJ1, one end of the normally open contact ZJ1.3 of an intermediate relay ZJ1, and one end of the normally closed contact CJ1.4 of an AC contactor CJ1, and then is connected with one end of a start button QA1; the other end of the start button QA1 is successively connected in parallel with the other end of the normally open contact CJ1.3 of the AC contactor CJ1, one end of an indicator lamp XHD1, and one end of the normally open contact RJ1.2 of a thermal relay RJ1,and then is connected with one end of the coil CJ1.1 of the AC contactor CJ1. The motor energy-saving rectification overheating delay protection self-locking device is installed and used in a motor control protection device.

The invention discloses an emitter coupling type amplification-based oscillation drive control system of an energy-saving power grid. The system comprises an EMI single-phase filter, a silicon controlled rectifier connected with the EMI single-phase filter, a boost-type power factor correcting circuit connected with the silicon controlled rectifier, a single-phase high-frequency inverter connected with the boost-type power factor correcting circuit, a sampling protection circuit connected with the single-phase high-frequency inverter, a single-chip microcomputer connected with the sampling protection circuit, and a band-pass filtering low-distortion oscillating circuit in tandem connection between the boost-type power factor correcting circuit and the sampling protection circuit. The system is characterized in that a loss suppression circuit is in tandem connection between the sampling protection circuit and the single-chip microcomputer. The loss suppression circuit is capable of preventing the current intensity from being weakened during the current transmission process. Meanwhile, the band-pass filtering low-distortion oscillating circuit is strong in controllability, and stable in current and other performances. Therefore, the energy-saving effect and the security of the system are effectively improved.