CN217159558U - Pressure regulating and stabilizing controller of high-power harvester - Google Patents
Pressure regulating and stabilizing controller of high-power harvester Download PDFInfo
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- CN217159558U CN217159558U CN202220610647.6U CN202220610647U CN217159558U CN 217159558 U CN217159558 U CN 217159558U CN 202220610647 U CN202220610647 U CN 202220610647U CN 217159558 U CN217159558 U CN 217159558U
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- 230000033228 biological regulation Effects 0.000 claims abstract 9
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 230000005669 field effect Effects 0.000 claims description 16
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Abstract
The utility model provides a high-power harvester pressure regulating and stabilizing controller, the controller includes: the device comprises a main control module, a switching power supply circuit, a short-circuit protection circuit and a current-limiting detection circuit; the switching power supply circuit is used for converting alternating current output by the generator into direct current voltage, so that the direct current voltage provides electric energy for the rear-stage load; the short-circuit protection circuit is used for detecting the output voltage of the switching power supply circuit; the current limiting detection circuit is used for detecting the output current of the switching power supply circuit; the problem of voltage regulation controller among the prior art have calorific capacity big and the security performance is low is solved, through switching power supply circuit reduced high-power harvester voltage regulation voltage regulator controller's calorific capacity, carry out short-circuit protection and overcurrent protection respectively through short-circuit protection circuit and current-limiting detection circuit, improved the security performance of device.
Description
Technical Field
The utility model relates to a pressure regulating controller technical field especially relates to a high-power harvester pressure regulating and stabilizing controller.
Background
The voltage regulating and stabilizing controller of the prior high-power harvester usually adopts silicon controlled rectifier for regulating voltage, once the output power of the voltage regulator is larger, the voltage regulator is seriously heated, the performance of the voltage regulator is influenced, and the area of a radiator or external reinforced cooling equipment is required to be increased for reducing the heating, so the cost and the installation space are increased; in addition, various short circuits with a power supply or the ground are often caused due to misoperation in the practical application of the voltage regulator, so that the short circuit is easily caused, the circuit is burnt in severe middle time, and the safety performance is low.
Therefore, the voltage regulating and stabilizing controller in the prior art has the problems of large heat productivity and low safety performance.
SUMMERY OF THE UTILITY MODEL
To exist not enough among the prior art, the utility model provides a pair of high-power harvester pressure regulating and voltage stabilizing controller, it has solved the pressure regulating and voltage stabilizing controller among the prior art and has had the problem that calorific capacity is big and the security performance is low, has reduced the calorific capacity of high-power harvester pressure regulating and voltage stabilizing controller through switching power supply circuit, carries out short-circuit protection and overcurrent protection respectively through short-circuit protection circuit and current-limiting detection circuitry, has improved the security performance of device.
The utility model provides a high-power harvester pressure regulating and stabilizing controller, the controller includes: the device comprises a main control module, a switching power supply circuit, a short-circuit protection circuit and a current-limiting detection circuit; the input end of the switch power supply circuit is connected with the generator when in use, and the output end of the switch power supply circuit is connected with the rear-stage load through the short-circuit protection circuit and used for converting alternating current output by the generator into direct current voltage so that the direct current voltage provides electric energy for the rear-stage load; the short-circuit protection circuit is used for detecting the output voltage of the switching power supply circuit; the current-limiting detection circuit is respectively connected with the output end of the switching power supply circuit and is used for detecting the output current of the switching power supply circuit; the main control module is respectively connected with the switching circuit, the short-circuit protection circuit and the current-limiting detection circuit and used for outputting corresponding control signals according to the output voltage of the switching power supply circuit, so that the short-circuit protection circuit controls the connection state of the switching power supply circuit and a rear-stage load according to the control signals output by the main control module and also controls the output state of the switching power supply circuit according to the output current of the switching power supply circuit.
Optionally, the switching power supply circuit includes: the input end of the first conversion circuit is connected with a generator when in use, and the output end of the first conversion circuit is connected with a rear-stage load through the short-circuit protection circuit and used for converting alternating current output by the generator into first direct current voltage so that the first direct current voltage provides electric energy for the rear-stage load; and the output end of the first conversion circuit is respectively connected with the main control module, the short-circuit protection circuit and the current-limiting detection circuit and is used for converting the alternating current output by the generator into a second direct current voltage and a third direct current voltage so that the second direct current voltage and the third direct current voltage respectively provide electric energy for the main control module, the short-circuit protection circuit and the current-limiting detection circuit.
Optionally, the short-circuit protection circuit comprises: the input end of the detection module is connected with the output end of the switching power supply circuit, and the output end of the detection module is connected with the main control module and used for detecting the output voltage of the switching power supply circuit and sending the output voltage to the main control module; and the first end of the control module is connected with the main control module, the second end of the control module is connected with the output end of the switching power supply circuit, and the third end of the control module is connected with the rear-stage load and used for switching off or switching on according to a control signal output by the main control module to control the connection state of the switching power supply circuit and the rear-stage load.
Optionally, the controller further comprises: and the input end of the reverse connection preventing circuit is connected with the output end of the short-circuit protection circuit, and the output end of the reverse connection preventing circuit is connected with the main control module and used for detecting the connection state of the rear-stage load and the short-circuit protection circuit, so that the main control module controls the on-off state of the control module according to the connection state.
Optionally, the detection module includes: the circuit comprises a first resistor, a first diode, a first triode and a second resistor; the first end of the first resistor is connected with the positive electrode output end of the switching power supply circuit, the second end of the first resistor is connected with the cathode of the first diode, the anode of the first diode is connected with the base electrode of the first triode, the emitting electrode of the first triode is connected with the negative electrode output end of the switching power supply circuit, the collecting electrode of the first triode is connected with the first end of the second resistor, and the second end of the second resistor is connected with the main control module.
Optionally, the control module comprises: the first resistor, the second triode, the field effect transistor and the fourth resistor are connected in series; the base electrode of the second triode is connected with the main control module through the third resistor, the collector electrode of the second triode is connected with the output end of the second conversion circuit through the fourth resistor, the emitting electrode of the second triode is connected with the source electrode of the field-effect tube, and the grid electrode of the field-effect tube is connected with the collector electrode of the second triode.
Optionally, the control module further comprises: and the base electrode of the second triode is also connected with the source electrode of the field effect transistor through the fifth resistor.
Optionally, the reverse connection prevention circuit includes: the second diode, the sixth resistor, the optocoupler and the seventh resistor; the anode of the second diode is connected with the third end of the control module, the cathode of the second diode is connected with the primary anode of the optocoupler through the sixth resistor, the primary cathode of the optocoupler is connected with the anode output end of the first conversion circuit, the secondary emitter of the optocoupler is grounded, the secondary collector of the optocoupler is connected with the main control module, and the secondary collector of the optocoupler is further connected with the output end of the second conversion circuit through the seventh resistor.
Optionally, the current limit detection circuit includes: an eighth resistor, a ninth resistor, a tenth resistor and an operational amplifier; the positive phase input end of the operational amplifier is connected with the negative output end of the second conversion circuit through the eighth resistor, the negative phase input end of the operational amplifier is grounded through the ninth resistor, the output end of the operational amplifier is connected with the main control module, and the negative phase input end of the operational amplifier is further connected with the output end of the operational amplifier through the tenth resistor.
Optionally, the current limit detection circuit further includes: a third diode, a filter capacitor and an eleventh resistor; the cathode of the third diode and the first end of the filter capacitor are respectively connected with the positive phase input end of the operational amplifier, and the anode of the third diode and the second end of the filter capacitor are respectively connected with the negative phase input end of the operational amplifier through the ninth resistor.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model converts the three-phase alternating current output by the generator into direct current voltage through the switch power supply circuit, so that the direct current voltage provides electric energy for the rear-stage load; the switching power supply circuit adopts field effect transistors with low internal resistance for alternate conduction, and reduces the heat productivity of current passing through the switching tubes; therefore, compare with the high-power harvester pressure regulating and stabilizing controller who adopts the silicon controlled rectifier among the prior art, the utility model discloses calorific capacity has been reduced under equal output's the condition.
2. The utility model discloses a short-circuit protection circuit real-time detection switch power supply circuit's output voltage, and will output voltage sends host system, works as host system judges output voltage is less than when predetermineeing the magnitude of voltage, host system sends first control signal and arrives in the short-circuit protection circuit, makes short-circuit protection circuit disconnection switch power supply circuit and the branch road of being connected of back level load reach the purpose to the short-circuit protection of high-power harvester voltage regulating voltage regulator controller and back level load, have improved the security performance of device.
3. The utility model discloses a current-limiting detection circuitry real-time detection switch power supply circuit's output current, and will output current sends host system, works as host system judges when output voltage is higher than the default current value, host system sends second control signal to among the switch power supply circuit, make switch power supply circuit stops to carry out voltage conversion, reaches the purpose to the overcurrent protection of high-power harvester pressure regulating voltage regulator controller and back level load, has further improved the security performance of device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a voltage regulating and stabilizing controller of a high-power harvester according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a voltage regulating and stabilizing controller of a high-power harvester according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. The functional units of the same reference numerals in the examples of the present invention have the same and similar structures and functions.
Example one
Fig. 1 shows that the embodiment of the present invention provides a structural schematic diagram of a voltage regulating and stabilizing controller of a high power harvester, as shown in fig. 1, the voltage regulating and stabilizing controller 100 of the high power harvester provided by this embodiment specifically includes:
the main control module 110, the switching power supply circuit 120, the short-circuit protection circuit 130 and the current-limiting detection circuit 140;
the input end of the switching power supply circuit 120 is connected to a generator when in use, and the output end of the switching power supply circuit 120 is connected to the rear-stage load 200 through the short-circuit protection circuit 130, and is configured to convert the ac output by the generator into dc voltage, so that the dc voltage provides electric energy for the rear-stage load 200;
the short-circuit protection circuit 130 is respectively connected to the output terminal of the switching power supply circuit 120 and the rear-stage load 200, and is configured to detect an output voltage of the switching power supply circuit 120;
the current-limiting detection circuit 140 is respectively connected to the output terminals of the switching power supply circuit 120, and is configured to detect the output current of the switching power supply circuit 120;
the main control module 110 is connected to the switching circuit, the short-circuit protection circuit 130 and the current-limiting detection circuit 140, and configured to output a corresponding control signal according to the output voltage of the switching power supply circuit 120, so that the short-circuit protection circuit 130 controls the connection state of the switching power supply circuit 120 and the rear-stage load 200 according to the control signal output by the main control module 110, and further controls the output state of the switching power supply circuit 120 according to the output current of the switching power supply circuit 120.
It should be noted that the present invention converts the three-phase ac output from the generator into dc voltage through the switching power supply circuit 120, so that the dc voltage provides electric energy for the rear-stage load 200; the switching power supply circuit 120 adopts a field effect transistor with low internal resistance for alternate conduction, so as to reduce the heat productivity of the current passing through the switching transistor; therefore, compare with the high-power harvester pressure regulating and stabilizing controller who adopts the silicon controlled rectifier among the prior art, the utility model discloses calorific capacity has been reduced under equal output's the condition.
Further, the utility model discloses a short-circuit protection circuit 130 real-time detection switching power supply circuit 120's output voltage, and will output voltage sends host system 110, works as host system 110 judges output voltage is less than when predetermineeing the voltage value, host system 110 sends first control signal arrives in short-circuit protection circuit 130, the messenger short-circuit protection circuit 130 disconnection switching power supply circuit 120 and back level load 200's branch road of being connected reaches the short-circuit protection's to high-power harvester voltage regulating voltage stabilizing controller and back level load 200 purpose, has improved the security performance of device.
Further, the utility model discloses a current-limiting detection circuitry 140 real-time detection switch power supply circuit 120's output current, and will output current sends host system 110, works as host system 110 judges when output voltage is higher than the default current value, host system 110 sends second control signal arrives in switch power supply circuit 120, make switch power supply circuit 120 stops to carry out voltage conversion, reaches the overcurrent protection's to high-power harvester voltage regulating voltage stabilizing control ware and back level load 200 purpose, has further improved the security performance of device.
In this embodiment, the switching power supply circuit 120 includes: the input end of the first conversion circuit is connected with the generator when in use, and the output end of the first conversion circuit is connected with the rear-stage load 200 through the short-circuit protection circuit 130, and is used for converting the alternating current output by the generator into a first direct current voltage so that the first direct current voltage provides electric energy for the rear-stage load 200; the input end of the second conversion circuit is connected with the generator when in use, and the output end of the first conversion circuit is connected with the main control module 110, the short-circuit protection circuit 130 and the current-limiting detection circuit 140 respectively, and is used for converting the alternating current output by the generator into a second direct current voltage and a third direct current voltage, so that the second direct current voltage and the third direct current voltage respectively provide electric energy for the main control module 110, the short-circuit protection circuit 130 and the current-limiting detection circuit 140.
Example two
Fig. 2 is a schematic circuit diagram of a voltage regulating and stabilizing controller of a high-power harvester according to an embodiment of the present invention; as shown in fig. 2, in the present embodiment, the short-circuit protection circuit 130 includes: an input end of the detection module 131 is connected to an output end of the switching power supply circuit 120, and an output end of the detection module 131 is connected to the main control module 110, and is configured to detect an output voltage of the switching power supply circuit 120 and send the output voltage to the main control module 110;
a control module 132, a first end of the control module 132 is connected to the main control module 110, a second end of the control module 132 is connected to an output end of the switching power supply circuit 120, and a third end of the control module 132 is connected to the rear-stage load 200, and is configured to be turned off or turned on according to a control signal output by the main control module 110, so as to control a connection state between the switching power supply circuit 120 and the rear-stage load 200.
In this embodiment, the controller further includes: an anti-reverse connection circuit 150, an input end of the anti-reverse connection circuit 150 is connected to an output end of the short-circuit protection circuit 130, and an output end of the anti-reverse connection circuit 150 is connected to the main control module 110, and is configured to detect a connection state between the rear-stage load 200 and the short-circuit protection circuit 130, so that the main control module 110 controls an on-off state of the control module 132 according to the connection state.
Wherein the detection module 131 comprises: the circuit comprises a first resistor R1, a first diode D1, a first triode Q1 and a second resistor R2; a first end of the first resistor R1 is connected to a positive output end of the switching power supply circuit, a second end of the first resistor R1 is connected to a cathode of the first diode D1, an anode of the first diode D1 is connected to a base of a first triode Q1, an emitter of the first triode Q1 is connected to a negative output end of the switching power supply circuit, a collector of the first triode Q1 is connected to a first end of the second resistor R2, and a second end of the second resistor R2 is connected to the main control module 110; the second end of the second resistor R2 is further connected to the output end of the second conversion module through a pull-up resistor RL.
In this embodiment, the control module 132 includes: the transistor comprises a third resistor R3, a second triode Q2, a field effect transistor M1 and a fourth resistor R4; the base electrode of the second triode Q2 is connected with the main control module 110 through the third resistor R3, the collector electrode of the second triode Q2 is connected with the output end of the second conversion circuit through the fourth resistor R4, the emitter electrode of the second triode Q2 is connected with the source electrode of the field-effect tube M1, and the grid electrode of the field-effect tube M1 is connected with the collector electrode of the second triode Q2.
In this embodiment, the control module 132 further includes: the base electrode of the second triode Q2 is also connected with the source electrode of the field effect transistor M1 through a fifth resistor R5 and a fifth resistor R5.
It should be noted that, when the output terminal of the switching power supply circuit is short-circuited, the output voltage of the positive output terminal DC + of the switching power supply circuit is lower than 3.3V, so that the first transistor Q1 is turned off, and the detection module 131 outputs a high level to pin 5 of the main control module 110; when the pin 5 of the main control module 110 receives the high level signal output by the detection module 131, the pin 2 of the main control module 110 outputs a high level to the base of the second triode Q2, so that the second triode Q2 is turned on, and the field effect transistor M1 is turned off, thereby disconnecting the connection between the negative output terminal of the switching power supply circuit and the rear-stage load, and realizing short-circuit protection.
In this embodiment, the reverse connection preventing circuit 150 includes: the circuit comprises a second diode D2, a sixth resistor R6, an optocoupler U1 and a seventh resistor R7; an anode of the second diode D2 is connected to the third end of the control module 132, a cathode of the second diode D2 is connected to a primary anode of the optocoupler U1 through the sixth resistor R6, a primary cathode of the optocoupler U1 is connected to an anode output end of the first conversion circuit, a secondary emitter of the optocoupler U1 is grounded, a secondary collector of the optocoupler U1 is connected to the main control module 110, and a secondary collector of the optocoupler U1 is connected to an output end of the second conversion circuit through the seventh resistor R7.
It should be noted that, when the output end is reversely connected, the optical coupler U1 is turned on, so that the reverse connection prevention circuit 150 outputs a low level to the 7 pin of the main control module 110, and further the 2 pin of the main control module 110 outputs a high level to the control module 132, thereby disconnecting the connection between the negative output end of the switching power supply circuit and the rear-stage load, and realizing reverse connection protection.
In this embodiment, the current limit detection circuit 140 includes: an eighth resistor R8, a ninth resistor R9, a tenth resistor R10 and an operational amplifier AR; the positive phase input end of the operational amplifier AR is connected with the negative output end of the second conversion circuit through the eighth resistor R8, the inverting input end of the operational amplifier AR is grounded through the ninth resistor R9, the output end of the operational amplifier AR is connected with the main control module 110, and the inverting input end of the operational amplifier AR is further connected with the output end of the operational amplifier AR through the tenth resistor R10.
In this embodiment, the current limit detection circuit 140 further includes: a third diode D3, a filter capacitor C1 and an eleventh resistor R11; a cathode of the third diode D3 and a first end of the filter capacitor C1 are respectively connected to a non-inverting input terminal of the operational amplifier AR, and an anode of the third diode D3 and a second end of the filter capacitor C1 are respectively connected to an inverting input terminal of the operational amplifier AR through the ninth resistor R9.
It should be noted that the output current of the switching power supply circuit is sampled by the eighth resistor R8 and amplified by the operational amplifier AR, and then output to the 4 pins of the main control module 110, and the main control module 110 compares the output current with the preset current, and when the output current of the switching power supply circuit is higher than the preset current, the 3 pins of the main control module 110 output the trigger level to the switching power supply circuit, so that the switching power supply circuit stops performing voltage conversion, and the current limiting function is achieved.
The utility model discloses a give up the silicon controlled rectifier, do the preceding stage with the higher switching power supply of efficiency, adopt low internal resistance field effect transistor to do and switch on in turn, reduce the electric current and give out heat through the switch tube, increase one time at equal area radiator output, join in addition and prevent joining conversely and short-circuit protection circuit and output current limiting circuit, through singlechip programming management. The voltage regulator solves the problems that the common voltage regulator has functions required by hardware collocation, has a complex structure and a complex production process, and has poor compatibility with external equipment.
The utility model discloses a host system is the singlechip, adopts singlechip management to simplify its peripheral circuit, simplifies production technology, and same voltage regulator can compatible different equipment through the programming.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a high-power harvester pressure regulating steady voltage controller which characterized in that, the controller includes:
the device comprises a main control module, a switching power supply circuit, a short-circuit protection circuit and a current-limiting detection circuit;
the input end of the switch power supply circuit is connected with the generator when in use, and the output end of the switch power supply circuit is connected with the rear-stage load through the short-circuit protection circuit and used for converting alternating current output by the generator into direct current voltage so that the direct current voltage provides electric energy for the rear-stage load;
the short-circuit protection circuit is used for detecting the output voltage of the switching power supply circuit;
the current limiting detection circuit is respectively connected with the output end of the switching power supply circuit and is used for detecting the output current of the switching power supply circuit;
the main control module is respectively connected with the switching power supply circuit, the short-circuit protection circuit and the current-limiting detection circuit and used for outputting corresponding control signals according to the output voltage of the switching power supply circuit, so that the short-circuit protection circuit controls the connection state of the switching power supply circuit and a rear-stage load according to the control signals output by the main control module and also used for controlling the output state of the switching power supply circuit according to the output current of the switching power supply circuit.
2. The high power harvester voltage regulation and stabilization controller of claim 1, wherein the switching power supply circuit comprises:
the input end of the first conversion circuit is connected with a generator when in use, and the output end of the first conversion circuit is connected with a rear-stage load through the short-circuit protection circuit and used for converting alternating current output by the generator into first direct current voltage so that the first direct current voltage provides electric energy for the rear-stage load;
and the output end of the first conversion circuit is respectively connected with the main control module, the short-circuit protection circuit and the current-limiting detection circuit and is used for converting the alternating current output by the generator into a second direct current voltage and a third direct current voltage so that the second direct current voltage and the third direct current voltage respectively provide electric energy for the main control module, the short-circuit protection circuit and the current-limiting detection circuit.
3. The high power harvester voltage regulation and stabilization controller of claim 2, wherein the short circuit protection circuit comprises:
the input end of the detection module is connected with the output end of the switching power supply circuit, and the output end of the detection module is connected with the main control module and used for detecting the output voltage of the switching power supply circuit and sending the output voltage to the main control module;
and the first end of the control module is connected with the main control module, the second end of the control module is connected with the output end of the switching power supply circuit, and the third end of the control module is connected with the rear-stage load and used for switching off or switching on according to a control signal output by the main control module to control the connection state of the switching power supply circuit and the rear-stage load.
4. The high power harvester voltage regulation and stabilization controller of claim 3, further comprising:
and the input end of the reverse connection preventing circuit is connected with the output end of the short-circuit protection circuit, and the output end of the reverse connection preventing circuit is connected with the main control module and used for detecting the connection state of the rear-stage load and the short-circuit protection circuit, so that the main control module controls the on-off state of the control module according to the connection state.
5. The high power harvester voltage regulation and stabilization controller of claim 3, wherein the detection module comprises:
the circuit comprises a first resistor, a first diode, a first triode and a second resistor;
the first end of the first resistor is connected with the positive electrode output end of the switching power supply circuit, the second end of the first resistor is connected with the cathode of the first diode, the anode of the first diode is connected with the base electrode of the first triode, the emitting electrode of the first triode is connected with the negative electrode output end of the switching power supply circuit, the collecting electrode of the first triode is connected with the first end of the second resistor, and the second end of the second resistor is connected with the main control module.
6. The high power harvester voltage regulation and stabilization controller of claim 3, wherein the control module comprises:
the first resistor, the second triode, the field effect transistor and the fourth resistor are connected in series;
the base electrode of the second triode is connected with the main control module through the third resistor, the collector electrode of the second triode is connected with the output end of the second conversion circuit through the fourth resistor, the emitting electrode of the second triode is connected with the source electrode of the field-effect tube, and the grid electrode of the field-effect tube is connected with the collector electrode of the second triode.
7. The high power harvester voltage regulation and stabilization controller of claim 6, wherein the control module further comprises:
and the base electrode of the second triode is also connected with the source electrode of the field effect transistor through the fifth resistor.
8. The high power harvester voltage regulating and stabilizing controller of claim 4, wherein the anti-reverse circuit comprises:
the second diode, the sixth resistor, the optocoupler and the seventh resistor;
the anode of the second diode is connected with the third end of the control module, the cathode of the second diode is connected with the primary anode of the optocoupler through the sixth resistor, the primary cathode of the optocoupler is connected with the anode output end of the first conversion circuit, the secondary emitter of the optocoupler is grounded, the secondary collector of the optocoupler is connected with the main control module, and the secondary collector of the optocoupler is further connected with the output end of the second conversion circuit through the seventh resistor.
9. The high power harvester voltage regulating and stabilizing controller of claim 2, wherein the current limiting detection circuit comprises:
an eighth resistor, a ninth resistor, a tenth resistor and an operational amplifier;
the positive phase input end of the operational amplifier is connected with the negative output end of the second conversion circuit through the eighth resistor, the negative phase input end of the operational amplifier is grounded through the ninth resistor, the output end of the operational amplifier is connected with the main control module, and the negative phase input end of the operational amplifier is further connected with the output end of the operational amplifier through the tenth resistor.
10. The high power harvester voltage regulation and stabilization controller of claim 9, wherein the current limit detection circuit further comprises:
a third diode, a filter capacitor and an eleventh resistor;
the cathode of the third diode and the first end of the filter capacitor are respectively connected with the positive phase input end of the operational amplifier, and the anode of the third diode and the second end of the filter capacitor are respectively connected with the inverting input end of the operational amplifier through the ninth resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220610647.6U CN217159558U (en) | 2022-03-18 | 2022-03-18 | Pressure regulating and stabilizing controller of high-power harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220610647.6U CN217159558U (en) | 2022-03-18 | 2022-03-18 | Pressure regulating and stabilizing controller of high-power harvester |
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| CN217159558U true CN217159558U (en) | 2022-08-09 |
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| CN202220610647.6U Active CN217159558U (en) | 2022-03-18 | 2022-03-18 | Pressure regulating and stabilizing controller of high-power harvester |
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| Country | Link |
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| CN (1) | CN217159558U (en) |
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2022
- 2022-03-18 CN CN202220610647.6U patent/CN217159558U/en active Active
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Address after: Building 12, No. 126 Yunan Avenue, Huaxi Street, Banan District, Chongqing, 400054 (within Zongshen Industrial Park) Patentee after: Chongqing Yongguang Electrical Technology Co.,Ltd. Country or region after: China Address before: 400054 democratic village, Huaxi Town, Banan District, Chongqing Patentee before: CHONGQING ZONGSHEN ELECTRIC APPLIANCE CO.,LTD. Country or region before: China |