CN109186088B - Frequency conversion energy-saving system applied to modular swimming pool heat pump - Google Patents
Frequency conversion energy-saving system applied to modular swimming pool heat pump Download PDFInfo
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- CN109186088B CN109186088B CN201810943282.7A CN201810943282A CN109186088B CN 109186088 B CN109186088 B CN 109186088B CN 201810943282 A CN201810943282 A CN 201810943282A CN 109186088 B CN109186088 B CN 109186088B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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Abstract
The invention discloses a variable-frequency energy-saving system applied to a modular swimming pool heat pump, which comprises a processing terminal and a plurality of heat pump devices, wherein each heat pump device comprises a controller, a temperature sensor and a power adjusting module, the output end of the controller outputs a PWM (pulse width modulation) pulse width modulation signal to the power adjusting module, and the power adjusting module is an IPM (intelligent power module) inverter circuit. The processing terminal cooperatively controls the operating power of each heat pump device by collecting the temperature data collected by each heat pump device, and the operating power of each heat pump device is related to the temperature data collected by the heat pump device adjacent to the heat pump device, so that a linkage control system is formed, and the temperature balance function in a large-area swimming pool area can be realized in a short time; meanwhile, the controller and the power regulating module are utilized to realize the frequency conversion type power control function, the power control circuit of the heat pump equipment is greatly improved, and the energy-saving effect is better when the whole system operates.
Description
Technical Field
The invention relates to the technical field of heat pump device control systems.
Background
The heat pump is a high-efficiency energy-saving device which fully utilizes low-grade heat energy, the application place of the heat pump is very wide, and the heat pump is applied to the swimming pool place to ensure that the swimming pool place is in a constant temperature state, which is a relatively common application scheme.
In the prior art, heat pump devices all have a relatively fixed effective range, that is, the heat pump devices can only control the temperature within a certain range according to temperature data within the range, and therefore, when a large-range application occasion needs to be thermostatically controlled, a plurality of heat pump devices are required to realize a temperature control function. Because each heat pump device is an independently operated system and has no relation in work, each heat pump device can only control the operation state of the heat pump device according to the detected temperature value. When the temperature of a local area of a large-area application place is extremely unbalanced, only one or two of the heat pump devices are respectively started to operate, and the temperature of the whole application place is difficult to be balanced in a short time. In addition, in the prior art, the operation power of the heat pump equipment is difficult to control, and the corresponding power control circuit structure is not good, so that the high-quality power control effect is difficult to realize.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: to realize temperature distribution balance in a wide range of application places in a short time and to improve a power control circuit of a heat pump apparatus.
The solution of the invention for solving the technical problem is as follows:
a frequency conversion energy-saving system applied to a modular swimming pool heat pump comprises a processing terminal and a plurality of heat pump devices, wherein the processing terminal and each heat pump device are provided with a wireless transceiver module, each heat pump device comprises a controller, a temperature sensor and a power adjusting module, the temperature sensor is connected with the input end of the controller, the power adjusting module is connected with the output end of the controller, the output end of the controller outputs a PWM (pulse width modulation) signal to the power adjusting module, the power adjusting module is an IPM (intelligent power management) inverter circuit, the controller is in two-way communication connection with the processing terminal through the wireless transceiver module, and each heat pump device is provided with different IP (Internet protocol) addresses; the processing terminal comprises a database module and an algorithm module, the database module stores the IP address information and the corresponding position information of each heat pump device, and the algorithm module is configured to calculate the operating power of each heat pump device according to the temperature data detected by each heat pump device.
As a further improvement of the above technical solution, the algorithm module includes a step temperature threshold unit, a multi-gear power unit, a threshold decision unit, and a position decision unit;
the step temperature threshold unit stores a plurality of threshold ranges which are not overlapped with each other, and the threshold ranges represent ranges deviating from set values;
the multi-gear power unit stores different power gear data, and each power gear corresponds to each threshold range in the stepped temperature threshold unit one by one;
the threshold decision unit is configured to determine in which threshold range the temperature data detected by the respective heat pump devices is located;
the position decision unit is configured to determine an adjacent relationship of spatial positions between the respective heat pump apparatuses.
As a further improvement of the above technical solution, the wireless transceiver module is a WIFI module.
As a further improvement of the above technical solution, the power adjusting module includes an EMI filter unit, a rectifier unit, a dc filter unit, and an inverter unit, the EMI filter unit, the rectifier unit, the dc filter unit, and the inverter unit are sequentially connected, the inverter unit is electrically connected to the compressor, and the output end of the controller is connected to the inverter unit.
As a further improvement of the above technical solution, the inverter unit includes a power chip of model PM20CSJ060, a plurality of photocouplers of model 6N137, and a driving circuit, the photocouplers and the driving circuit are provided, the output end of the controller is connected to the input end of each photocoupler through a resistor, the output end of each photocoupler is connected to the input end of the power chip through the driving circuit, and the output end of the power chip is connected to the compressor.
As a further improvement of the above technical solution, the driving circuit includes a transistor Q1, a resistor R1, and a resistor R2, the output terminal of the photocoupler is connected to the base of the transistor Q1 through the resistor R1, the collector of the transistor Q1 is connected to the dc filter unit through the resistor R2, the collector of the transistor Q1 is connected to the input terminal of the power chip, and the emitter of the transistor Q1 is grounded.
The invention has the beneficial effects that: the processing terminal cooperatively controls the operating power of each heat pump device by collecting the temperature data collected by each heat pump device, and the operating power of each heat pump device is related to the temperature data collected by the heat pump device adjacent to the heat pump device, so that a linkage control system is formed, and the temperature balance function in a large-area swimming pool area can be realized in a short time; meanwhile, the controller and the IPM inverter circuit are utilized to realize the variable-frequency power control function, the power control circuit of the heat pump equipment is greatly improved, and the energy-saving effect is better when the whole system operates.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.
FIG. 1 is a circuit module frame diagram of the present invention;
fig. 2 is a circuit schematic of the power conditioning module of the present invention.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1 to 2, the present invention discloses a variable frequency energy saving system applied to a modular swimming pool heat pump, which includes a processing terminal and a plurality of heat pump devices, wherein the processing terminal and each heat pump device is configured with a wireless transceiver module, each heat pump device includes a controller, a temperature sensor and a power adjusting module, the temperature sensor is connected with an input end of the controller, the power adjusting module is connected with an output end of the controller, an output end of the controller outputs a PWM pulse width modulation signal to the power adjusting module, the power adjusting module is an IPM inverter circuit, the controller is in bidirectional communication with the processing terminal through the wireless transceiver module, and each heat pump device is configured with different IP addresses; the processing terminal comprises a database module and an algorithm module, the database module stores the IP address information and the corresponding position information of each heat pump device, and the algorithm module is configured to calculate the operating power of each heat pump device according to the temperature data detected by each heat pump device. Specifically, the processing terminal cooperatively controls the operating power of each heat pump device by collecting the temperature data collected by each heat pump device, and the operating power of each heat pump device is related to the temperature data collected by the heat pump device adjacent to the heat pump device, so that a linkage control system is formed, and the temperature balance function in a large-area swimming pool area can be realized in a short time; meanwhile, the controller and the IPM inverter circuit are utilized to realize the variable-frequency power control function, the power control circuit of the heat pump equipment is greatly improved, and the energy-saving effect is better when the whole system operates.
Further as a preferred embodiment, in the invention, in a specific embodiment, the algorithm module includes a step temperature threshold unit, a multi-gear power unit, a threshold decision unit, and a position decision unit;
the step temperature threshold unit stores a plurality of threshold ranges which are not overlapped with each other, and the threshold ranges represent ranges deviating from set values;
the multi-gear power unit stores different power gear data, and each power gear corresponds to each threshold range in the stepped temperature threshold unit one by one;
the threshold decision unit is configured to determine in which threshold range the temperature data detected by the respective heat pump devices is located;
the position decision unit is configured to determine an adjacent relationship of spatial positions between the respective heat pump apparatuses.
In the following description, a specific control flow example is provided, assuming that the step temperature threshold unit stores A, B, C three threshold ranges, A, B, C three threshold ranges are sequentially increased from the set temperature value range, the multi-step power unit stores a, b, and c three power steps, which respectively correspond to A, B, C three threshold ranges, and the powers indicated by the a, b, and c three power steps are sequentially increased, that is, when the temperature deviation set temperature value detected by the heat pump device is larger, the temperature of the pool near the area where the heat pump device is located is higher or lower. There are three heat pump devices, namely a heat pump device X, a heat pump device Y and a heat pump device Z, wherein the heat pump device Y is located adjacent to the heat pump device X. If the temperature detected by the heat pump equipment X is in the threshold value range A, the deviation value of the water temperature near the area where the heat pump equipment X is located and the set temperature is low, the heat pump equipment X only needs to be operated, the adjacent heat pump equipment Y does not need to be started, namely, the power step a can be represented as stop operation, and the power is zero; if the temperature detected by the heat pump apparatus X is within the threshold C range, which indicates that the deviation value between the water temperature near the area where the heat pump apparatus X is located and the set temperature is large, the heat pump apparatus X and the adjacent heat pump apparatus Y need to be started at the same time, and the heat pump apparatus Y needs to operate at the maximum power.
Further, as a preferred embodiment, in the invention, in a specific embodiment, the wireless transceiver module is a WIFI module, so that the effective communication range is effectively increased.
Further as a preferred embodiment, in the invention, the power adjusting module includes an EMI filter unit, a rectifier unit, a dc filter unit, and an inverter unit, the EMI filter unit, the rectifier unit, the dc filter unit, and the inverter unit are sequentially connected, the inverter unit is electrically connected to the compressor, and the output end of the controller is connected to the inverter unit.
Further as a preferred embodiment, in the invention, the inverter unit includes a power chip of model PM20CSJ060, a plurality of photocouplers of model 6N137, and a driving circuit, where the photocouplers and the driving circuit are both configured, the output end of the controller is connected to the input end of each photocoupler through a resistor, the output end of each photocoupler is connected to the input end of the power chip through the driving circuit, and the output end of the power chip is connected to the compressor. Specifically, the power chip of the type is an IPM integrated circuit of Mitsubishi corporation, 6 IGBTs are configured inside the power chip to serve as three-phase bridge arms, the photoelectric coupler of the type has the advantages of high isolation voltage, strong common mode rejection, high speed and the like, and the driving circuit is used for improving the driving capability of the photoelectric coupler on the power chip.
Further as a preferred embodiment, in the invention, in a specific embodiment, the driving circuit includes a transistor Q1, a resistor R1, and a resistor R2, the output terminal of the photocoupler is connected to the base of the transistor Q1 through the resistor R1, the collector of the transistor Q1 is connected to the dc filter unit through the resistor R2, the collector of the transistor Q1 is connected to the input terminal of the power chip, and the emitter of the transistor Q1 is grounded.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.
Claims (5)
1. The utility model provides a be applied to frequency conversion economizer system of modular swimming pool heat pump which characterized in that: the system comprises a processing terminal and a plurality of heat pump devices, wherein the processing terminal and each heat pump device are respectively provided with a wireless transceiving module, each heat pump device comprises a controller, a temperature sensor and a power adjusting module, the temperature sensor is connected with the input end of the controller, the power adjusting module is connected with the output end of the controller, the output end of the controller outputs a PWM (pulse width modulation) pulse width modulation signal to the power adjusting module, the power adjusting module is an IPM (intelligent power management) inverter circuit, the controller is in bidirectional communication connection with the processing terminal through the wireless transceiving module, and each heat pump device is respectively provided with different IP (Internet protocol) addresses; the processing terminal comprises a database module and an algorithm module, the database module stores IP address information and corresponding position information of each heat pump device, the algorithm module is configured to calculate the operating power of each heat pump device according to the temperature data detected by each heat pump device, and the operating power of each heat pump device is related to the temperature data collected by the heat pump device adjacent to the heat pump device;
the algorithm module comprises a step temperature threshold unit, a multi-gear power unit, a threshold decision unit and a position decision unit;
the step temperature threshold unit stores a plurality of threshold ranges which are not overlapped with each other, and the threshold ranges represent ranges deviating from set values;
the multi-gear power unit stores different power gear data, and each power gear corresponds to each threshold range in the stepped temperature threshold unit one by one;
the threshold decision unit is configured to determine in which threshold range the temperature data detected by the respective heat pump devices is located;
the position decision unit is configured to determine an adjacent relationship of spatial positions between the respective heat pump apparatuses.
2. The variable frequency energy saving system applied to the modular swimming pool heat pump as claimed in claim 1, wherein: the wireless transceiver module is a WIFI module.
3. The variable frequency energy saving system applied to the modular swimming pool heat pump as claimed in claim 1, wherein: the power regulation module comprises an EMI filtering unit, a rectifying unit, a direct current filtering unit and an inversion unit, the EMI filtering unit, the rectifying unit, the direct current filtering unit and the inversion unit are sequentially connected, and the output end of the controller is connected with the inversion unit.
4. The variable frequency energy saving system applied to the modular swimming pool heat pump as claimed in claim 3, wherein: the inverter unit comprises a power chip with the model of PM20CSJ060, a photoelectric coupler with the model of 6N137 and a driving circuit, wherein the photoelectric couplers and the driving circuit are all provided with a plurality of parts, the output end of the controller is connected with the input end of each photoelectric coupler through a resistor, and the output end of each photoelectric coupler is connected with the input end of the power chip through the driving circuit.
5. The variable frequency energy saving system applied to the modular swimming pool heat pump as claimed in claim 4, wherein: the driving circuit comprises a triode Q1, a resistor R1 and a resistor R2, the output end of the photoelectric coupler is connected with the base electrode of a triode Q1 through a resistor R1, the collector electrode of a triode Q1 is connected with the direct current filtering unit through a resistor R2, the collector electrode of the triode Q1 is connected with the input end of the power chip, and the emitter electrode of the triode Q1 is grounded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810943282.7A CN109186088B (en) | 2018-08-17 | 2018-08-17 | Frequency conversion energy-saving system applied to modular swimming pool heat pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810943282.7A CN109186088B (en) | 2018-08-17 | 2018-08-17 | Frequency conversion energy-saving system applied to modular swimming pool heat pump |
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| CN109186088A CN109186088A (en) | 2019-01-11 |
| CN109186088B true CN109186088B (en) | 2020-12-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628474U (en) * | 2010-03-09 | 2010-11-10 | 深圳市艾阿尔电气有限公司 | Multidirectional heater |
| CN101972516A (en) * | 2010-11-24 | 2011-02-16 | 安徽桑乐金股份有限公司 | Intelligent temperature controller for far infrared sauna room |
| CN202432706U (en) * | 2011-12-01 | 2012-09-12 | 沃姆制冷设备(上海)有限公司 | Modularized control system for swimming pool heat pump hot water units |
| CN202630514U (en) * | 2012-06-19 | 2012-12-26 | 上海沃姆珂尔环境技术有限公司 | Efficient air source heat pump unit for variable-frequency control swimming pool |
| FR3009612B1 (en) * | 2013-08-09 | 2018-12-07 | Zodiac Pool Care Europe | SYSTEM AND METHOD FOR CONTROLLING HEAT PUMP FOR SWIMMING POOL |
| CN104976782B (en) * | 2015-07-28 | 2017-12-19 | 芜湖美的厨卫电器制造有限公司 | The control method of vertical electric water heater |
| CN206100173U (en) * | 2016-08-16 | 2017-04-12 | 广东智科电子股份有限公司 | Heat pump swimming pool machine of available cell -phone control |
| CN108151132B (en) * | 2017-11-27 | 2022-05-10 | 国网北京市电力公司 | Control method, device and system of air source heat pump and air source heat pump |
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