CN112054718A - Thermoelectric power generation stove power supply system and charging management method thereof - Google Patents
Thermoelectric power generation stove power supply system and charging management method thereof Download PDFInfo
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- CN112054718A CN112054718A CN202010820791.8A CN202010820791A CN112054718A CN 112054718 A CN112054718 A CN 112054718A CN 202010820791 A CN202010820791 A CN 202010820791A CN 112054718 A CN112054718 A CN 112054718A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
- H02J7/0049—Detection of fully charged condition
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a temperature difference power generation stove power supply system and a charging management method thereof, the system comprises a stove main body, wherein a temperature difference power generation unit, a battery box for supplying power and igniting, a charging management module connected with the temperature difference power generation unit and the battery box and a pulse ignition module connected with the battery box are arranged on the stove main body, the temperature difference power generation unit is arranged on a temperature rise part of the gas stove main body and used for converting heat energy into electric energy according to a temperature difference signal of the temperature rise part, the battery box is charged by the generated electric energy, the charging management module is used for controlling the battery box to be charged in the positive direction, and the temperature difference power generation unit is controlled to stop working or cut off a charging loop when the. The method of the invention adopts the system to carry out charging management. The gas stove is charged by utilizing heat released in the combustion process of the gas stove, a battery does not need to be replaced frequently, and the gas stove can be recycled and ensures the use safety.
Description
Technical Field
The invention relates to the technical field of household gas cookers, in particular to a thermoelectric generation cooker power supply system and a charging management method applied to the system.
Background
The thermoelectric generation directly converts heat energy into electric energy according to the Seebeck effect, and the semiconductor thermoelectric generation piece has the advantages of no noise, no pollution, no abrasion, light weight, long service life and the like, and can be applied to recycling of various waste heat. However, for a long time, due to the restriction of thermoelectric conversion efficiency and the limitation of cost, the thermoelectric generation technology is mainly applied to the advanced fields of aerospace, military and the like. In recent years, the emergence of a batch of high-performance thermoelectric conversion materials provides possibility for the application of thermoelectric generation technology in industrial and civil industries.
Gas cookers are common kitchen equipment, and the control device of the gas cookers and electrical elements such as ignition pins are usually powered by dry batteries or alkaline batteries. Because dry batteries or alkaline batteries have short service lives, the batteries need to be replaced frequently, and the use of the batteries by users is inconvenient. Meanwhile, in the combustion process of the gas stove, a large amount of heat is released, wherein about 40% of the heat is taken away by smoke and is directly wasted through heat dissipation.
In addition, the battery power is limited, so when the battery power is lower than a certain value after the gas stove is used for a period of time, the functions of ignition and the like of the gas stove cannot work normally, so that a user needs to frequently replace the battery in the use process of the gas stove, on one hand, the use cost is increased, on the other hand, the environment is polluted due to improper recovery of the replaced battery, and therefore, the power supply structure of the gas stove is very necessary to be improved.
Disclosure of Invention
The invention mainly aims to provide a thermoelectric generation stove power supply system which is charged by utilizing heat released in the combustion process of a gas stove, does not need to frequently replace batteries, can be recycled and ensures safe use.
The invention also aims to provide a charging management method of the thermoelectric generation stove power supply system, which utilizes the heat released in the combustion process of the gas stove to charge, does not need to frequently replace batteries, can be recycled and ensures safe use.
In order to achieve the main purpose, the invention provides a thermoelectric generation stove power supply system which comprises a stove main body, wherein a thermoelectric generation unit, a battery box for supplying power and igniting, a charging management module connected with the thermoelectric generation unit and the battery box and a pulse ignition module connected with the battery box are arranged on the stove main body, the thermoelectric generation unit is arranged on a temperature rise component of the gas stove main body and used for converting heat energy into electric energy according to a temperature difference signal of the temperature rise component and charging the battery box through the generated electric energy, and the charging management module is used for controlling the battery box to charge in the positive direction and controlling the thermoelectric generation unit to stop working or cut off a charging loop when the battery box is detected to be fully charged.
In a further scheme, at least one temperature rise part of the gas stove main body is provided with the temperature difference power generation unit, and the temperature rise part is a fire cover, a combustion disc or other parts which have temperature rise when the gas stove works on the furnace end of the gas stove main body.
In a further scheme, the thermoelectric generation unit comprises a thermoelectric generation module and a boosting constant-current module which are connected in series.
In a further scheme, the thermoelectric generation module comprises a heat conduction surface, a heat dissipation surface and a thermoelectric generation sheet, and the thermoelectric generation sheet is clamped between the heat conduction surface and the heat dissipation surface.
In a further scheme, the boost constant-current module comprises a first boost chip and a second boost chip, a first inductor, a first filter capacitor, a second filter capacitor and a second inductor are sequentially connected between the input end of the first boost chip and the input end of the second boost chip, the first filter capacitor and the second filter capacitor are connected in parallel and are connected with the input end of the power supply, the output end of the first boost chip is connected with the output end of the first power supply, and the output end of the second boost chip is connected with the output end of the second power supply.
In a further scheme, the charging management module comprises a charging management chip, a first triode, a first field effect transistor, a current-limiting resistor and a charging indicator lamp, a first pin of the charging management chip is connected to a base electrode of the first triode, a collector electrode of the first triode is connected to a grid electrode of the first field effect transistor, and a source electrode of the first field effect transistor is connected to a power supply end of the battery box through the current-limiting resistor.
In a further aspect, the battery box is connected to the pulse ignition module for continuously supplying power to the pulse ignition module.
In a further scheme, the battery box is connected to the charging management module and is used for storing the electric energy output by the charging management module, and limiting the stored electric energy to a preset rated voltage value for use by an internal circuit of the cooker.
In order to achieve another object, the present invention provides a charging management method for a thermoelectric generation stove power system, where the thermoelectric generation stove power system is a stove power system that uses the thermoelectric generation stove power system, and the charging management method includes: the heat conducting surface of the temperature difference power generation module is in contact with a part with temperature rise when the gas stove is burnt, after the gas stove is ignited, flame heat of the gas stove is transmitted to the stove surface, the temperature of the stove surface rises, heat around the temperature rise part when the gas stove works is absorbed by the heat conducting surface of the temperature difference power generation module, temperature difference is generated between the heat conducting surface and the heat radiating surface of the temperature difference power generation module, the heat conducting surface of the temperature difference power generation module transmits the heat to the temperature difference power generation sheet and generates output voltage through the Seebeck effect, the output voltage of the temperature difference power generation sheet is boosted and stabilized by the boosting constant current module and then outputs charging voltage to charge the battery box, the charging management module controls the battery box to charge positively, the charging voltage in the battery box is detected as feedback in real time, and the temperature difference power generation unit is controlled to stop working.
The charging management module monitors the electric quantity state of the battery box in real time during charging, and when the battery box is in the charging state, the charging indicator lamp is started to prompt the charging state; when the electric quantity of the battery box reaches the full-charge state, the charging management module controls the cut-off of the charging loop and simultaneously closes the charging indicator lamp to prompt the full-charge state.
The charging management chip controls a signal output pin to output a high level to a base electrode of a first switch, a first triode and a first field effect tube are both switched on to control a charging loop to be normally switched on, the charging management chip controls the battery box to be charged in the positive direction and simultaneously flashes a charging indicator light to prompt that the battery box is charged in the charging state, wherein the charging management chip compares the voltage difference between the boosting constant current module and the battery to be used as a basis for judging whether the charging condition is achieved or not.
If the battery voltage is greater than the preset threshold value, the battery is judged to be in a full-power state, the charging management chip controls the signal output pin to have no output, the first triode and the first field effect transistor are both cut off, the charging loop is controlled to be cut off, and meanwhile, the charging indicator lamp is normally on to indicate that the battery box is in the full-power state.
The charging management chip controls the signal output pin to output a low level, the first triode is cut off, and the charging loop is controlled to be cut off.
The gas stove comprises a gas stove body, a temperature rise part, a plurality of thermoelectric generation pieces, a plurality of temperature difference power generation units and a plurality of temperature difference power generation units, wherein the thermoelectric generation pieces are connected in parallel or in series when a plurality of temperature rise parts of the gas stove body are in a multi-piece structure.
Therefore, the thermoelectric generation module is arranged on or close to the fire cover/combustion disc of the household gas cooker, the heat generated by combustion is utilized to heat the heat conduction surface of the semiconductor thermoelectric generation sheet, so that the temperature difference is formed between the two end surfaces of the semiconductor thermoelectric generation sheet to generate voltage, the electric energy provided by the thermoelectric generation sheet is boosted to the safe voltage capable of meeting the requirements of the energy storage battery and the working voltage of the charging management module through the booster circuit, the rechargeable battery in the battery box is charged through the charging management module, the rechargeable battery supplies power for the control system of the household gas cooker, the electric quantity of the battery consumed by the gas cooker during working is compensated, the purpose of battery replacement is achieved, and the problem that the battery needs to be replaced frequently in the use process of the existing gas cooker is solved.
In addition, the charging management chip monitors the electric quantity state of the battery in real time during charging, and during charging, the charging indicator lamp is started to inform a user that the battery box is in the charging state; when the electric quantity of the battery reaches a full-charge state, the charging loop is automatically cut off, and meanwhile, the charging indicator lamp is turned off to inform a user that the electric quantity of the battery is fully charged at the moment.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a thermoelectric power generation stove power system of the present invention.
FIG. 2 is a schematic circuit diagram of a voltage boosting constant current module in an embodiment of a kitchen range power supply system for thermoelectric power generation.
FIG. 3 is a schematic circuit diagram of a voltage boosting constant current module of a second thermoelectric generation unit in an embodiment of a power supply system of a thermoelectric generation cooker of the invention.
FIG. 4 is a schematic circuit diagram of a charging management module in an embodiment of a thermoelectric power generation cooker power system of the invention.
The invention is further explained with reference to the drawings and the embodiments.
Detailed Description
An embodiment of a kitchen range power supply system for thermoelectric power generation comprises:
referring to fig. 1, the thermoelectric generation cooker power supply system of the present invention includes a cooker body, a thermoelectric generation unit 10, a battery box 20 for supplying power and igniting, a charging management module 30 connected to the thermoelectric generation unit 10 and the battery box 20, and a pulse ignition module 40 connected to the battery box 20 are disposed on the cooker body, the thermoelectric generation unit 10 is mounted on a temperature rising component 100 of the gas cooker body, and is configured to convert heat energy into electric energy according to a temperature difference signal of the temperature rising component 100, charge the battery box 20 through the generated electric energy, the charging management module 30 is configured to control the battery box 20 to charge forward, and control the thermoelectric generation unit 10 to stop working or cut off a charging loop when the battery box 20 is detected to be fully charged.
In this embodiment, the thermoelectric generation unit 10 is installed on at least one temperature rising part 100 of the gas stove body, and the temperature rising part 100 is a fire cover, a combustion plate or other parts which have temperature rising when the gas stove operates on the burner of the gas stove body. For example, one or more thermoelectric generation units 10 are installed on or near a left combustion disc of a gas range, and one or more thermoelectric generation units 10 are installed on or near a right combustion disc of the gas range, such as a first thermoelectric generation unit 10 installed on the left combustion disc of the gas range and a second thermoelectric generation unit 10 installed on the right combustion disc of the gas range.
In the present embodiment, the thermoelectric generation unit 10 includes a thermoelectric generation module 11 and a voltage-boosting constant-current module 12 that are connected in series with each other. The thermoelectric generation module 11 includes a heat conduction surface, a heat dissipation surface and a thermoelectric generation sheet, and the thermoelectric generation sheet is sandwiched between the heat conduction surface and the heat dissipation surface. Preferably, the thermoelectric generation piece is a semiconductor thermoelectric generation piece. It can be seen that, by configuring the semiconductor thermoelectric generation sheet, when there is a certain difference between the temperatures at the two sides of the semiconductor thermoelectric generation sheet, a current is generated in the circuit loop, however, the voltage corresponding to the current is low and is not suitable for charging the battery module, so that after configuring the corresponding boosting constant current module 12 after the semiconductor thermoelectric generation unit 10, the voltage output by the boosting constant current module 12 is suitable for charging the battery and the current is relatively stable.
Of course, the semiconductor thermoelectric generation piece can be installed on the cooking surface of the gas stove, the semiconductor thermoelectric generation piece 3 can be installed on a component with larger temperature rise when the gas stove works, and the component with larger temperature rise can be, but is not limited to, the cooking surface, the furnace head and the like, and all belong to the protection scope of the invention.
Referring to fig. 2, the boost constant current module 12 includes a first boost chip IC1 and a second boost chip IC2, a first inductor L1, a first filter capacitor C1, a second filter capacitor E1 and a second inductor L2 are sequentially connected between an input end of the first boost chip IC1 and an input end of the second boost chip IC2, the first filter capacitor C1 and the second filter capacitor E1 are connected in parallel and connected to the power input terminal VIN, an output end of the first boost chip IC1 is connected to a first power output terminal VDD1, and an output end of the second boost chip IC2 is connected to a second power output terminal VDD.
The first thermoelectric generation unit and the second thermoelectric generation unit of the present embodiment have the same circuit structure, except that the voltage boosting constant current module 12 is independent, and the voltage boosting constant current module of the second thermoelectric generation unit includes filter capacitors E3 and C4, inductors L2 and L4, and voltage boosting chips IC3 and IC4, as shown in fig. 3.
Referring to fig. 4, the charging management module 30 includes a charging management chip U1, a first transistor Q1, a first fet Q2, a current limiting resistor R1, and a charging indicator LED1, wherein a first pin of the charging management chip U1 is connected to a base of the first transistor Q1, a collector of the first transistor Q1 is connected to a gate of the first fet Q2, and a source of the first fet Q2 is connected to a power supply terminal of the battery box 20 through the current limiting resistor R1. Preferably, the charge management chip U1 is an R5F1026A microcontroller.
In the present embodiment, the battery box 20 is connected to the charging management module 30, and is configured to store the electric energy output by the charging management module 30, and limit the stored electric energy to a preset rated voltage value for the internal circuit of the kitchen range. The battery pack 20 is connected to the pulse ignition module 40 for continuously supplying power to the pulse ignition module 40. The pulse ignition module 40 is a pulse igniter, the charging management module 30 can control the pulse igniter to discharge, control the pulse igniter to be turned on and off, and ignite the gas in the stove by using the pulse igniter.
In practical application, the low voltage of the thermoelectric generation module 11 is boosted to 3.3V voltage through the filter capacitors E1 and C1, the inductors L1 and L3, the boost chips IC1 and IC2, and the voltage boosted by the first boost chip IC1 is provided to the charge management chip U1, so that the charge management chip U1 enters a normal operation state, at this time, the charge management chip U1 judges the voltage state of the battery, if the battery voltage is greater than 2.7V, it is judged that the battery is in a full power state, no output is provided from the chip pin 20, the first triode Q1 is not conducted, the first field effect transistor Q2 is not conducted, the boosted voltage does not charge the battery, and the battery is informed to the full power state by the charge indicator light LED 1; if the voltage of the battery is less than 2.4V, the battery is judged to be in a power-off state, a pin 20 of the chip outputs a high level, the first triode Q1 is conducted, the first field-effect tube Q2 is also conducted, and the boosted voltage charges the battery through the current-limiting resistor R1; simultaneously, the charging indicator light LED1 is flashed to inform a user that the battery is in a power-off state and is charging the battery; the single chip can memorize the last state, if the last time is full power, the full power state is firstly prompted at this time, and when the battery voltage is detected to be lower than 2.4V, the charging state is entered.
Therefore, the thermoelectric generation module 11 is arranged on or close to the fire cover/combustion disc of the household gas cooker, the heat generated by combustion is utilized to heat the heat conduction surface of the semiconductor thermoelectric generation sheet, so that the temperature difference is formed between the two end surfaces of the semiconductor thermoelectric generation sheet to generate voltage, the electric energy provided by the thermoelectric generation sheet is boosted to the safe voltage capable of meeting the energy storage battery and the working voltage of the charging management module 30 through the boosting circuit, the rechargeable battery in the battery box 20 is charged through the charging management module 30, the rechargeable battery supplies power for the control system of the household gas cooker, the battery power consumed by the gas cooker during working is compensated, the purpose of battery replacement is achieved, and the problem that the battery needs to be replaced frequently in the using process of the existing gas cooker is solved.
In addition, the charging management chip U1 monitors the state of charge of the battery in real time, and during charging, activates the charging indicator light to inform the user that the battery box 20 is in a charging state; when the electric quantity of the battery reaches a full-charge state, the charging loop is automatically cut off, and meanwhile, the charging indicator lamp is turned off to inform a user that the electric quantity of the battery is fully charged at the moment.
The embodiment of a charging management method of a thermoelectric power generation stove power system comprises the following steps:
a charging management method of a temperature difference power generation stove power supply system is applied to the temperature difference power generation stove power supply system, the method comprises the steps that a heat conducting surface of a temperature difference power generation module 11 is in contact with a component with temperature rise when a gas stove is burnt, flame heat of the gas stove is transferred to the stove surface after the gas stove is ignited, the temperature of the stove surface rises, the heat conducting surface of the temperature difference power generation module 11 absorbs heat around the temperature rise component 100 when the gas stove works, temperature difference is generated between the heat conducting surface and a heat radiating surface of the temperature difference power generation module 11, the heat conducting surface of the temperature difference power generation module 11 transfers the heat to a temperature difference power generation sheet and generates output voltage through a Seebeck effect, the output voltage of the temperature difference power generation sheet is boosted and stabilized through a boosting constant current module 12 and then outputs charging voltage to charge a battery box 20, and the charging management module 30 controls the battery box 20, and detects the charging voltage in the battery box 20 as feedback in real time, and controls the temperature difference power generation unit 10 to stop working or cut off the charging loop when detecting that the battery box 20 is fully charged.
Further, the charging management module 30 monitors the electric quantity state of the battery box 20 during charging in real time, and when the battery box 20 is in the charging state, the charging indicator lamp is started to prompt the charging state; when the battery box 20 reaches a full state, the charging management module 30 controls to cut off the charging loop and turn off the charging indicator light to indicate the full state.
Further, after the low voltage of the thermoelectric generation module 11 is boosted to the charging voltage by the boosting constant current module 12, the voltage is output to the charging management chip U1, so that the charging management chip U1 enters a normal operation state, the voltage state of the battery in the battery box 20 is determined, if the battery voltage is smaller than a preset threshold value, the battery is determined to be in a power-off state, the charging management chip U1 controls the signal output pin to output a high level to the base of the first switch, the first triode and the first field effect transistor are both turned on, the charging loop is controlled to be normally turned on, the charging management chip U1 controls the battery box 20 to be charged in the forward direction, and the charging indicator light is flashed to indicate that the battery box 20 is charged in the charging state, wherein the charging management chip U1 compares the voltage difference between the boosting constant current module 12 and the battery to determine whether the charging condition is reached.
Further, if the battery voltage is greater than the preset threshold, it is determined that the battery is in a full power state, the charging management chip U1 controls the signal output pin to have no output, the first transistor and the first fet are both turned off, the charging circuit is controlled to be cut off, and the charging indicator is turned on to indicate that the battery box 20 is in a full power state.
Further, when the current value of the charging loop exceeds a preset threshold value, it can be determined that the charging loop is overloaded, the charging management chip U1 controls the signal output pin to output a low level, the first triode is cut off, and the charging loop is controlled to be cut off.
Further, when a large current or voltage is required, a plurality of thermoelectric generation elements may be installed on the temperature rising member 100 of the gas range body, and when a multi-element structure is adopted, the thermoelectric generation elements are connected in parallel or in series.
Therefore, the thermoelectric generation module 11 is arranged on or close to the fire cover/combustion disc of the household gas cooker, the heat generated by combustion is utilized to heat the heat conduction surface of the semiconductor thermoelectric generation sheet, so that the temperature difference is formed between the two end surfaces of the semiconductor thermoelectric generation sheet to generate voltage, the electric energy provided by the thermoelectric generation sheet is boosted to the safe voltage capable of meeting the energy storage battery and the working voltage of the charging management module 30 through the boosting circuit, the rechargeable battery in the battery box 20 is charged through the charging management module 30, the rechargeable battery supplies power for the control system of the household gas cooker, the battery power consumed by the gas cooker during working is compensated, the purpose of battery replacement is achieved, and the problem that the battery needs to be replaced frequently in the using process of the existing gas cooker is solved.
In addition, the charging management chip U1 monitors the state of charge of the battery in real time, and during charging, activates the charging indicator light to inform the user that the battery box 20 is in a charging state; when the electric quantity of the battery reaches a full-charge state, the charging loop is automatically cut off, and meanwhile, the charging indicator lamp is turned off to inform a user that the electric quantity of the battery is fully charged at the moment.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept also fall within the protection scope of the present invention.
Claims (14)
1. The utility model provides a thermoelectric generation's cooking utensils electrical power generating system, includes the cooking utensils main part, its characterized in that:
the kitchen range is provided with thermoelectric generation unit in the main part of the kitchen range, be used for supplying power the battery case of ignition, with thermoelectric generation unit the management module that charges that the battery case is connected and with the pulse ignition module that the battery case is connected, thermoelectric generation unit installs on the temperature rise part of gas stove main part, be used for the basis the temperature difference signal of temperature rise part converts heat energy into electric energy, and is right through the electric energy that produces the battery case charges, it is used for controlling to charge the management module the battery case is forward to charge, and is detecting control when the battery case electric quantity is full of thermoelectric generation unit stop work or cut off the return circuit that charges.
2. The cooktop power system of claim 1, wherein:
the temperature difference power generation unit is installed to at least one temperature rise part of gas stove main part, the temperature rise part is on fire lid, the burning dish or other parts that have the temperature rise when the gas stove works on the gas stove main part furnace end.
3. The cooktop power system of claim 1, wherein:
the temperature difference power generation unit comprises a temperature difference power generation module and a boosting constant-current module which are connected in series.
4. The cooktop power system of claim 3, wherein:
the thermoelectric generation module comprises a heat conduction surface, a heat dissipation surface and thermoelectric generation pieces, wherein the thermoelectric generation pieces are arranged between the heat conduction surface and the heat dissipation surface in a clamping mode.
5. The cooktop power system of claim 3, wherein:
the boost constant-current module comprises a first boost chip and a second boost chip, wherein a first inductor, a first filter capacitor, a second filter capacitor and a second inductor are sequentially connected between the input end of the first boost chip and the input end of the second boost chip, the first filter capacitor and the second filter capacitor are connected in parallel and are connected with the input end of the power supply, the output end of the first boost chip is connected with the output end of the first power supply, and the output end of the second boost chip is connected with the output end of the second power supply.
6. Hob power supply system according to any one of claims 1 to 5, characterized in that:
the charging management module comprises a charging management chip, a first triode, a first field effect transistor, a current-limiting resistor and a charging indicator lamp, wherein a first pin of the charging management chip is connected to a base electrode of the first triode, a collector electrode of the first triode is connected to a grid electrode of the first field effect transistor, and a source electrode of the first field effect transistor is connected to a power supply end of the battery box through the current-limiting resistor.
7. Hob power supply system according to any one of claims 1 to 5, characterized in that:
the battery box is connected to the pulse ignition module and used for continuously supplying power to the pulse ignition module.
8. Hob power supply system according to any one of claims 1 to 5, characterized in that:
the battery box is connected to the charging management module and used for storing the electric energy output by the charging management module and limiting the stored electric energy to a preset rated voltage value for the use of an internal circuit of the kitchen range.
9. A charging management method for a thermoelectric generation stove power supply system, characterized in that the thermoelectric generation stove power supply system is the thermoelectric generation stove power supply system according to any one of the claims 1 to 8, and the control method comprises:
the heat conducting surface of the temperature difference power generation module is in contact with a part with temperature rise when the gas stove is burnt, after the gas stove is ignited, flame heat of the gas stove is transmitted to the stove surface, the temperature of the stove surface rises, heat around the temperature rise part when the gas stove works is absorbed by the heat conducting surface of the temperature difference power generation module, temperature difference is generated between the heat conducting surface and the heat radiating surface of the temperature difference power generation module, the heat conducting surface of the temperature difference power generation module transmits the heat to the temperature difference power generation sheet and generates output voltage through the Seebeck effect, the output voltage of the temperature difference power generation sheet is boosted and stabilized by the boosting constant current module and then outputs charging voltage to charge the battery box, the charging management module controls the battery box to charge positively, the charging voltage in the battery box is detected as feedback in real time, and the temperature difference power generation unit is controlled to stop working.
10. The charge management method according to claim 9, wherein:
the charging management module monitors the electric quantity state of the battery box in real time when the battery box is charged, and when the battery box is in the charging state, the charging indicator lamp is started to prompt the charging state; when the electric quantity of the battery box reaches the full-charge state, the charging management module controls the cut-off of the charging loop and simultaneously closes the charging indicator lamp to prompt the full-charge state.
11. The charge management method according to claim 9, wherein:
when the low voltage of the temperature difference power generation module is boosted to the charging voltage by the boosting constant current module, the voltage is output to the charging management chip, the charging management chip enters a normal operation state, the voltage state of the battery in the battery box is judged, if the voltage of the battery is smaller than a preset threshold value, the battery is judged to be in a power-off state, the charging management chip controls a signal output pin to output a high level to a base electrode of a first switch, a first triode and a first field effect transistor are both conducted to control a charging loop to be normally conducted, the charging management chip controls the battery box to be charged in a positive direction, and a charging indicator lamp flickers to prompt that the battery box is in a charging state, wherein the charging management chip compares the voltage difference between the boosting constant current module and the battery to judge whether the charging condition is achieved.
12. The charge management method according to claim 11, wherein:
if the battery voltage is larger than the preset threshold value, the battery is judged to be in a full-power state, the charging management chip controls the signal output pin to have no output, the first triode and the first field effect transistor are both cut off, the charging loop is controlled to be cut off, and meanwhile, the charging indicator lamp is normally on to prompt that the battery box is in the full-power state.
13. The charge management method according to claim 12, wherein:
when the current value of the charging loop exceeds a preset threshold value, the charging loop can be determined to be overloaded, the charging management chip controls the signal output pin to output a low level, the first triode is cut off, and the charging loop is controlled to be cut off.
14. The charge management method according to claim 9 or 10, characterized in that:
when larger current or voltage is needed, a plurality of thermoelectric generation pieces can be arranged on the temperature rise part of the gas stove main body, and when a multi-piece structure is adopted, the thermoelectric generation pieces are connected in parallel or in series.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010820791.8A CN112054718A (en) | 2020-08-14 | 2020-08-14 | Thermoelectric power generation stove power supply system and charging management method thereof |
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| CN202010820791.8A CN112054718A (en) | 2020-08-14 | 2020-08-14 | Thermoelectric power generation stove power supply system and charging management method thereof |
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| CN112054718A true CN112054718A (en) | 2020-12-08 |
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| CN202010820791.8A Pending CN112054718A (en) | 2020-08-14 | 2020-08-14 | Thermoelectric power generation stove power supply system and charging management method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690984A (en) * | 2021-08-27 | 2021-11-23 | 珠海格力电器股份有限公司 | Control method and device of integrated cooker and integrated cooker |
| CN117040085A (en) * | 2023-08-07 | 2023-11-10 | 荣成市宇翔实业有限公司 | Gas stove with thermopile power generation wireless communication intelligent temperature measurement management and control function |
| CN118611456A (en) * | 2024-08-07 | 2024-09-06 | 惠州市乐亿通科技股份有限公司 | Inverter and energy-saving control system thereof |
-
2020
- 2020-08-14 CN CN202010820791.8A patent/CN112054718A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113690984A (en) * | 2021-08-27 | 2021-11-23 | 珠海格力电器股份有限公司 | Control method and device of integrated cooker and integrated cooker |
| CN117040085A (en) * | 2023-08-07 | 2023-11-10 | 荣成市宇翔实业有限公司 | Gas stove with thermopile power generation wireless communication intelligent temperature measurement management and control function |
| CN118611456A (en) * | 2024-08-07 | 2024-09-06 | 惠州市乐亿通科技股份有限公司 | Inverter and energy-saving control system thereof |
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