CN202928016U - Control system used for swimming pool energy-saving dehumidification air conditioner - Google Patents
Control system used for swimming pool energy-saving dehumidification air conditioner Download PDFInfo
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- CN202928016U CN202928016U CN 201220336082 CN201220336082U CN202928016U CN 202928016 U CN202928016 U CN 202928016U CN 201220336082 CN201220336082 CN 201220336082 CN 201220336082 U CN201220336082 U CN 201220336082U CN 202928016 U CN202928016 U CN 202928016U
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Abstract
The utility model relates to a control system used for a swimming pool energy-saving dehumidification air conditioner. The control system used for the swimming pool energy-saving dehumidification air conditioner comprises a programmable logic controller (PLC), a return air temperature sensor, a return air humidity sensor, a swimming pool water temperature sensor, a touch display screen and a contactor, wherein the return air temperature sensor, the return air humidity sensor, the swimming pool water temperature sensor, the touch display screen and the contactor are respectively connected with the PLC, the PLC is used for achieving the control of the swimming pool energy-saving dehumidification air conditioner, the return air temperature sensor, the return air humidity sensor and the swimming pool water temperature sensor are respectively used for detecting return air temperature, return air humidity and swimming pool water temperature, the touch display screen is used for mode selection, and the contactor is used for controlling the swimming pool energy-saving dehumidification air conditioner according to a control signal sent by the PLC. PLC programming software is used by the control system, related functions are achieved by directly inputting a program, and thus the swimming pool energy-saving dehumidification air conditioner is improved, the linkage of external components and internal components of the swimming pool energy-saving dehumidification air conditioner is achieved, and energy-saving effect is more significant.
Description
Technical field
The utility model relates to art of refrigeration units, particularly relates to a kind of control system for the energy-conservation dehumidification air conditioner of swimming pool.
Background technology
For swimming pool, no matter the swimming pool water temperature is always to remain on (as about 28 ℃) within certain temperature range in winter or summer, just need to heat Chi Shui, the shop interior humidity is larger in addition, contain chlorion in the moisture, relatively more severe to Architectural Corrosion, so the swimming pool shop also needs to dehumidify and the control room temperature, has therefore produced energy-conservation dehumidification air conditioner.But existing energy-conservation dehumidification air conditioner does not have perfectly to the interlocked control of outside docking annex, cause equipment fluctuation of service, undesired.And PLC a kind ofly changes the industrial control computer of control function with program, and function is strong, reliability is high because it has, adaptive capacity to environment and antijamming capability are strong, and characteristics such as wiring is simple, flexible in programming, convenience and being widely applied.The utility model adopts PLC can improve the interlocked control of the outside docking of energy-conservation dehumidification air conditioner annex.
The utility model content
Technical problem to be solved in the utility model provides a kind of control system for the energy-conservation dehumidification air conditioner of swimming pool, does not have perfect problem for solving the interlocked control of the energy-conservation dehumidification air conditioner of prior art to outside docking annex.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of control system for the energy-conservation dehumidification air conditioner of swimming pool, the energy-conservation dehumidification air conditioner of described swimming pool comprises pressure fan, exhaust blower, compressor, described control system comprises PLC(Program Logic Controller, programmable logic controller (PLC)), return air temperature sensor, return air humidity sensor, pond water temperature sensor, touch display screen and contactor;
Described PLC, it all links to each other with return air temperature sensor, return air humidity sensor, pond water temperature sensor, touch display screen, contactor, is used for realization to protection and the interlocked control of the energy-conservation dehumidification air conditioner of swimming pool;
Described return air temperature sensor, it is connected with the high-speed counting input of described PLC, for detection of return air temperature;
Described return air humidity sensor, it is connected with the high-speed counting input of described PLC, for detection of return air humidity;
Described pond water temperature sensor, it is connected with the high-speed counting input of described PLC, for detection of pond water temperature;
Described touch display screen, it is connected with described PLC by serial communication cable, is used for implementation pattern and selects;
Described contactor, its control signal input is connected with the digital output end of described PLC, and the control signal that is used for sending according to described PLC is controlled the operation of pressure fan, exhaust blower and compressor.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, the model selection that arranges on the described touch display screen comprises air vent mode, energy saver mode and refrigeration mode.
Further, under the described air vent mode, described PLC controls described Contactor Starting pressure fan and exhaust blower.
Further, under the described energy saver mode, described PLC is according to the described Contactor Starting pressure fan of dehumidification design programme-control, exhaust blower and compressor, and described energy saver mode is used for realizing dehumidifying, and realizes that the mode of dehumidifying comprises mode A or mode B:
Mode A: air is heated by air heat exchanger;
Mode B: Chi Shui is heated by the pond water-to-water heat exchanger.
Further, could carry out the dehumidification design program during greater than the lower limit humidity set when return air humidity under the described energy saver mode, if return air temperature less than the lower limit temperature of setting, then adopts mode A to dehumidify, if return air temperature, then adopts mode B dehumidifying greater than the ceiling temperature of setting.
Further, under the described refrigeration mode, described PLC controls described Contactor Starting pressure fan, exhaust blower and compressor, realize heat is discharged to outside the swimming pool, and toward the swimming pool transporting cold wind.
Further; described PLC realizes the protection of the energy-conservation dehumidification air conditioner of swimming pool is realized by the PLC control program, comprises pressure fan overload protection, exhaust blower overload protection, overload of compressor protection, low-temperature protection, high voltage protective, low-voltage variation and the protection of pond discharge.
Further, described PLC realizes the interlocked control of the energy-conservation dehumidification air conditioner of swimming pool is realized by the PLC control program, comprising:
The interlocked control of exhaust blower and pressure fan: when pressure fan moves, just allow to start exhaust blower;
The interlocked control of compressor and pressure fan, valve: when pressure fan operation, do not have pressure alarm, and when having at least one valve to be in open mode in the air heat-carrying valve, pond water ballast thermal valve door, refrigeration valve, could start compressor;
Low temperature/low humidity interlocked control: when return air temperature is lower than 18 ℃ or return air humidity and is lower than 40%, do not allow to start compressor;
Pressure fan and off-premises station interlocking: only have the pressure fan operation, just allow to start off-premises station, when only having off-premises station operation and refrigeration valve to open, just allow to start compressor;
Pond water pump and pond water ballast thermal valve gate interlock: only have pond water ballast thermal valve door to open, could start the pond water pump, just allow to close pond water ballast thermal valve door after only having the action of pond discharge, pond water pump operation
Further, described control system also is provided with the Switching Power Supply that is connected with described PLC, is used for realization to the power supply of PLC.
Further, be provided with on the described touch display screen for the pressure fan start-stop button of manually controlling the pressure fan start and stop, also be provided with for the exhaust blower start-stop button of manually controlling the exhaust blower start and stop.
The beneficial effects of the utility model are: control system described in the utility model adopts the PLC programming software, direct input routine just can reach corresponding function, simple to operate, optimized the whole equipment of the energy-conservation dehumidification air conditioner of swimming pool, so that the external devices of the energy-conservation dehumidification air conditioner of swimming pool and internal components are realized interlock, guaranteed the stable of equipment, energy-saving effect is more obvious.System configuration that the utility model is perfect reaches real automation, energy-conservation, has reduced power distributing amount, and energy efficient has guaranteed effect on moisture extraction, and four seasons spring, summer, autumn and winter operational effect is all relatively good simultaneously.
Description of drawings
Fig. 1 is the structural representation of control system described in the utility model.
In the accompanying drawing, the list of parts of each label representative is as follows:
1, PLC, 2, return air temperature sensor, 3, the return air humidity sensor, 4, the pond water temperature sensor, 5, touch display screen, 6, contactor, 7, Switching Power Supply.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used for explaining the utility model, is not be used to limiting scope of the present utility model.
As shown in Figure 1, present embodiment is a kind of control system for the energy-conservation dehumidification air conditioner of swimming pool, the energy-conservation dehumidification air conditioner of described swimming pool comprises pressure fan, exhaust blower, compressor, off-premises station, pond water pump, air heat-carrying valve, pond water ballast thermal valve door and refrigeration valve, described control system comprises PLC 1, return air temperature sensor 2, return air humidity sensor 3, pond water temperature sensor 4, touch display screen 5 and contactor 6, and PLC 1 all links to each other with return air temperature sensor 2, return air humidity sensor 3, pond water temperature sensor 4, touch display screen 5, contactor 6.
Described PLC 1 is used for realization to protection and the interlocked control of the energy-conservation dehumidification air conditioner of swimming pool;
Described return air temperature sensor 2, it is connected with the high-speed counting input of described PLC 1, for detection of return air temperature;
Described return air humidity sensor 3, it is connected with the high-speed counting input of described PLC 1, for detection of return air humidity;
Described pond water temperature sensor 4, it is connected with the high-speed counting input of described PLC 1, for detection of pond water temperature;
Described touch display screen 5, it is connected with described PLC 1 by serial communication cable, is used for implementation pattern and selects;
Described contactor 6, its control signal input is connected with the digital output end of described PLC 1, and the control signal that is used for sending according to described PLC 1 is controlled the operation of pressure fan, exhaust blower and compressor.
Again, the model selection that arranges on the described touch display screen 5 comprises air vent mode, energy saver mode and refrigeration mode.
Under the described air vent mode, the described contactor 6 of described PLC 1 control starts pressure fan and exhaust blower.Under the air vent mode, directly carry out corresponding system high operation by the menu on the touch display screen, carry out temperature and humidity regulation according to return air and air draft operating mode.
Under the described energy saver mode, described PLC 1 starts pressure fan, exhaust blower and compressor according to the described contactor 6 of dehumidification design programme-control, and described energy saver mode is used for realizing dehumidifying, and realizes that the mode of dehumidifying comprises mode A or mode B:
Mode A: air is heated by air heat exchanger;
Mode B: Chi Shui is heated by the pond water-to-water heat exchanger.
Under described energy saver mode, when return air humidity could be carried out the dehumidification design program during greater than the lower limit humidity set, if return air temperature, then adopts mode A dehumidifying less than the lower limit temperature of setting, if return air temperature greater than the ceiling temperature of setting, then adopts mode B to dehumidify.Simultaneously, under energy saver mode, in the very abominable situation of winter low temperature, start the auxiliary heating coil pipe, in the abominable situation of summer high temperature, start the auxiliary cooling coil pipe.Concrete dehumidification design program requires as follows:
Return air temperature (temperature of return air sensor direct-detection): T
R
Return air humidity (humidity of return air sensor direct-detection): H
R
Design temperature: T
S(comprise design temperature T
SThe upper limit generally is made as 30 ℃, design temperature T
SLower limit generally is made as 28 ℃);
Set humidity: H
S(comprise and set humidity T
SThe upper limit generally is made as 60% and set humidity T
SLower limit generally is made as 50%).So:
Only has H
RH
SLower limit, energy saver mode just can be opened:
If this moment T
R＜T
SLower limit, compressor start is opened air heat-carrying valve simultaneously, closes pond water ballast thermal valve door and refrigeration valve, and delay time 5 minutes (time can be set) opens the auxiliary heat penstock, and this process is the backheat that namely dehumidifies to air;
Along with the rising of air themperature, work as T again
R＞T
SThe upper limit, device shutdown air heat-carrying valve is opened pond water ballast thermal valve door simultaneously, and refrigeration valve keeps closed condition, and this process namely is to dehumidify backheat to Chi Shui, and air begins cooling;
After this return air temperature descends, and is reduced to T
R＜T
SThe lower limit above-mentioned steps that then circulates.
Under the described refrigeration mode, the described contactor 6 of described PLC 1 control starts pressure fan, exhaust blower and compressor, realize heat is discharged to outside the swimming pool, and toward the swimming pool transporting cold wind.
Except above-mentioned three kinds of patterns, described control system also has the stopped status pattern, at this moment air heat-carrying valve, pond water ballast thermal valve door, refrigeration valve, auxiliary heat penstock, auxiliary Cold water tap Close All.
In addition; described PLC 1 realizes the protection of the energy-conservation dehumidification air conditioner of swimming pool is realized by the PLC control program, comprises pressure fan overload protection, exhaust blower overload protection, overload of compressor protection, low-temperature protection, high voltage protective, low-voltage variation and the protection of pond discharge.
Further, described PLC 1 realizes the interlocked control of the energy-conservation dehumidification air conditioner of swimming pool is realized by the PLC control program, comprising:
The interlocked control of exhaust blower and pressure fan: when pressure fan moves, just allow to start exhaust blower;
The interlocked control of compressor and pressure fan, valve: when pressure fan operation, do not have pressure alarm, and when having at least one valve to be in open mode in the air heat-carrying valve, pond water ballast thermal valve door, refrigeration valve, could start compressor;
Low temperature/low humidity interlocked control: when return air temperature is lower than 18 ℃ or return air humidity and is lower than 40%, do not allow to start compressor;
Pressure fan and off-premises station interlocking: only have the pressure fan operation, just allow to start off-premises station, when only having off-premises station operation and refrigeration valve to open, just allow to start compressor;
Pond water pump and pond water ballast thermal valve gate interlock: only have pond water ballast thermal valve door to open, could start the pond water pump, just allow to close pond water ballast thermal valve door after only having the action of pond discharge, pond water pump operation
Simultaneously, described control system also is provided with the Switching Power Supply 7 that is connected with described PLC 1, be used for realization to the power supply of PLC, and be provided with on the described touch display screen 5 for the pressure fan start-stop button of manually controlling the pressure fan start and stop, also be provided with for the exhaust blower start-stop button of manually controlling the exhaust blower start and stop.
The energy-conservation dehumidification air-conditioner operation conditions of swimming pool is as follows: damp-heat air (28 ℃ of the temperature that absorb from the swimming pool space, humidity 70%) enter energy-conservation dehumidification air conditioner from return air inlet, (walk refrigerant in the return air evaporimeter through the return air evaporimeter, such as freon etc.), with the method for freeze drying airborne moisture content is condensed with the mode of the condensation fin along surface cooler.Condensed air (20 ℃ of temperature, humidity 50%) enters exhaustion section, by exhaust outlet discharge section air (normal conditions be return air amount 30%).New wind enters from fresh wind port, then the return air after this new wind and the dehumidifying enters new wind mixing section, in the return air evaporimeter, absorbed the refrigerant of heat, release heat in air return heating device for hot is finished the cold cycling of refrigerant, simultaneously air-lift unit to (30 ℃ of corresponding temperature, 40%), deliver to the swimming pool space, can satisfy the requirement of swimming pool (28 ℃, 70%).
When return air temperature sensor was sensed return air temperature and reached 28 ℃ of setting, air heat exchanger is release heat no longer, changed by the pond water-to-water heat exchanger to outside Chi Shui heating, finished the cold cycling of refrigerant.When pond water temperature also reaches setting value, take away unnecessary heat by outdoor condenser, finish the cold cycling of refrigerant.
When return air temperature excessively low (during winter, being lower than setting value more than 4 ℃), start the auxiliary heating coil pipe, introduce the shortage of heat that hot water replenishes the swimming space from the outside.By pressure fan, give the swimming pool space for xeothermic wind simultaneously, guarantee the requirement of (28 ℃, 70%) in the final swimming pool space.
Comprise compressor, expansion valve, fluid reservoir, pond water-to-water heat exchanger and air heat exchanger etc. in the refrigeration system, the cold and hot balance of high temperature heating agent in low temperature refrigerant and the air heat exchanger in the assurance return air evaporimeter.
The effect of the described control system of present embodiment is the normal operation that guarantees other electric elements such as blower fan and compressor.Take dehumidifying as main purpose, will collect the heat that obtains from the dehumidifying of return air evaporimeter in this control system, flow to as required air heat exchanger and pond water-to-water heat exchanger, the unnecessary outdoor condenser that just is discharged to will be arranged again.In summer and autumn in spring, refrigeration system is not worked substantially, finishes the dehumidifying requirement with air vent mode simultaneously.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (2)
1. control system that is used for the energy-conservation dehumidification air conditioner of swimming pool, the energy-conservation dehumidification air conditioner of described swimming pool comprises pressure fan, exhaust blower, compressor, it is characterized in that described control system comprises PLC programmable logic controller (PLC), return air temperature sensor, return air humidity sensor, pond water temperature sensor, touch display screen and contactor;
Described PLC, it is connected with contactor with return air temperature sensor, return air humidity sensor, pond water temperature sensor, touch display screen respectively, is used for realization to protection and the interlocked control of the energy-conservation dehumidification air conditioner of swimming pool;
Described return air temperature sensor, it is connected with the high-speed counting input of described PLC, for detection of return air temperature;
Described return air humidity sensor, it is connected with the high-speed counting input of described PLC, for detection of return air humidity;
Described pond water temperature sensor, it is connected with the high-speed counting input of described PLC, for detection of pond water temperature;
Described touch display screen, it is connected with described PLC by serial communication cable, is used for implementation pattern and selects;
Described contactor, its control signal input is connected with the digital output end of described PLC, and the control signal that is used for sending according to described PLC is controlled the operation of pressure fan, exhaust blower and compressor.
2. control system according to claim 1 is characterized in that, described control system also is provided with the Switching Power Supply that is connected with described PLC, is used for realization to the power supply of PLC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220336082 CN202928016U (en) | 2012-07-10 | 2012-07-10 | Control system used for swimming pool energy-saving dehumidification air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220336082 CN202928016U (en) | 2012-07-10 | 2012-07-10 | Control system used for swimming pool energy-saving dehumidification air conditioner |
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| CN202928016U true CN202928016U (en) | 2013-05-08 |
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| CN 201220336082 Expired - Fee Related CN202928016U (en) | 2012-07-10 | 2012-07-10 | Control system used for swimming pool energy-saving dehumidification air conditioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679091A (en) * | 2016-12-30 | 2017-05-17 | 江苏天舒电器股份有限公司 | Control method for frequency conversion dehumidification and pool water constant temperature system for variable air volume swimming pool |
| CN108361867A (en) * | 2018-02-07 | 2018-08-03 | 乐易泰（宁波）热能设备有限公司 | Dehumidify control system for heat pump |
| CN108747063A (en) * | 2018-05-25 | 2018-11-06 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of cooling device and control method of laser engraving machine |
| US10775056B2 (en) | 2014-09-08 | 2020-09-15 | United Maintenance, Inc. | Natatorium dehumidifier |
| CN112197461A (en) * | 2020-10-13 | 2021-01-08 | 王春喜 | Multifunctional dehumidification heat pump for swimming pool |
| CN112799455A (en) * | 2021-01-08 | 2021-05-14 | 广州新艺涛智能科技有限公司 | Swimming pool water treatment facilities thing networking intelligent automated control system |
-
2012
- 2012-07-10 CN CN 201220336082 patent/CN202928016U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10775056B2 (en) | 2014-09-08 | 2020-09-15 | United Maintenance, Inc. | Natatorium dehumidifier |
| CN106679091A (en) * | 2016-12-30 | 2017-05-17 | 江苏天舒电器股份有限公司 | Control method for frequency conversion dehumidification and pool water constant temperature system for variable air volume swimming pool |
| CN108361867A (en) * | 2018-02-07 | 2018-08-03 | 乐易泰（宁波）热能设备有限公司 | Dehumidify control system for heat pump |
| CN108747063A (en) * | 2018-05-25 | 2018-11-06 | 广东水利电力职业技术学院（广东省水利电力技工学校） | A kind of cooling device and control method of laser engraving machine |
| CN112197461A (en) * | 2020-10-13 | 2021-01-08 | 王春喜 | Multifunctional dehumidification heat pump for swimming pool |
| CN112799455A (en) * | 2021-01-08 | 2021-05-14 | 广州新艺涛智能科技有限公司 | Swimming pool water treatment facilities thing networking intelligent automated control system |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20140710 |
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| EXPY | Termination of patent right or utility model |