CN218864331U - Air conditioner temperature and humidity system capable of changing single cold source into double water temperatures - Google Patents
Air conditioner temperature and humidity system capable of changing single cold source into double water temperatures Download PDFInfo
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- CN218864331U CN218864331U CN202320144288.4U CN202320144288U CN218864331U CN 218864331 U CN218864331 U CN 218864331U CN 202320144288 U CN202320144288 U CN 202320144288U CN 218864331 U CN218864331 U CN 218864331U
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Abstract
The utility model provides a single cold source becomes warm and humid system of air conditioner of two temperatures, include: the system comprises a blower, a return fan, a first surface cooler, a second surface cooler and a chilled water supply device. The air return fan is arranged at the air inlet end of the air-conditioning cavity, the fresh air intake and the return air inlet of the air-conditioning cavity are both communicated with the air inlet of the air return fan, and the return air inlet is communicated with the workshop chamber through an air pipe. The chilled water supply device is respectively communicated with the first surface air cooler and the second surface air cooler through pipelines and forms a cold water circulation loop. The first surface air cooler cools the mixed air sent by the air return fan, and the second surface air cooler dehumidifies the cooled mixed air; the air feeder is arranged at the air feeding end of the air-conditioning cavity and communicated with the workshop chamber through an air pipe, and mixed air reaching a set temperature and humidity in the air-conditioning cavity is fed into the workshop. The utility model discloses can improve workshop air conditioning system's energy-conserving level.
Description
Technical Field
The utility model relates to an air conditioner control technical field in factory building workshop especially relates to a single cold source becomes air conditioner warm and humid system of two temperatures.
Background
The combined constant-temperature constant-humidity air conditioning system is used for controlling the temperature, the humidity and the like of air in a production workshop within a process requirement range, and has the functions of purification, cooling, dehumidification, heating, humidification and the like. The constant temperature and humidity air conditioner uses chilled water provided by a centralized refrigeration station for cooling and dehumidifying without a cold and heat source, and uses saturated steam provided by a boiler system for heating and humidifying. Because the operation energy consumption of constant temperature and humidity air conditioners in enterprises is relatively large, how to reduce the energy consumption of an air conditioning system on the premise of realizing accurate temperature and humidity control is a problem to be faced and solved by a great number of engineering technicians. Traditional constant temperature and humidity air conditioning system, surface cooler pass through low temperature refrigerated water, cool down the dehumidification to the air simultaneously. The method determines that when the heat and humidity loads in the control area are not matched, the temperature or the humidity of the air to be processed is too low, and the air can be sent to the production area after the large heat and humidity compensation of the heater or the humidifier is needed, so that a large amount of energy is wasted. Therefore, how to provide the energy-saving air conditioning equipment has important significance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a warm and humid system of air conditioner that two temperatures are become in single cold source solves the air conditioning system in current workshop to the air cooling dehumidification back, need carry out temperature and humidity compensation, causes the extravagant problem of energy, can improve workshop air conditioning system's energy-conserving level, reduces the equipment operation energy consumption.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a single cold source changes warm and humid system of two air conditioners of temperature, includes: the system comprises a blower, a return fan, a first surface cooler, a second surface cooler and a chilled water supply device;
the air return fan is arranged at the air inlet end of the air-conditioning cavity, a fresh air inlet and an air return opening of the air-conditioning cavity are both communicated with an air inlet of the air return fan, and the air return opening is communicated with the workshop chamber through an air pipe;
the chilled water supply device is respectively communicated with the first surface air cooler and the second surface air cooler through pipelines and forms a cold water circulation loop;
the first surface air cooler and the second surface air cooler are sequentially arranged in the air conditioner cavity, the first surface air cooler cools the mixed air sent by the air return fan, and the second surface air cooler dehumidifies the cooled mixed air;
the air feeder is arranged at the air feeding end of the air-conditioning cavity and communicated with the workshop chamber through an air pipe, and mixed air reaching a set temperature and humidity in the air-conditioning cavity is fed into the workshop.
Preferably, the method further comprises the following steps: a filtration device;
the filtering device is arranged in front of the first surface cooler and used for filtering and cleaning mixed air output by the fresh air intake and the air return opening.
Preferably, the filtering device adopts a plate type filter and/or a bag type filter.
Preferably, the method further comprises the following steps: a burner;
the combustor sets up in the new trend gets the gas port, when the new trend temperature was less than the settlement temperature threshold value, the combustor heats up the new trend that gets into the air conditioner cavity.
Preferably, the method further comprises the following steps: a humidifying spray device;
the humidification spray set sets up first surface cooler with between the second surface cooler, when the humidity of mist is less than the settlement humidity threshold value, the humidification spray set sprays the humidification to the mist that flows through.
Preferably, the method further comprises the following steps: a first three-way valve and a second three-way valve;
a first three-way valve is arranged in a water inlet pipeline of the chilled water supply device and the first surface cooler, a first water inlet end of the first three-way valve is communicated with the chilled water supply device, a second water inlet end of the first three-way valve is communicated with a water outlet of the first surface cooler, and a water outlet end of the first three-way valve is communicated with a water inlet of the first surface cooler;
the chilled water supply device and a water inlet pipeline of the second surface cooler are internally provided with a second three-way valve, a first water inlet end of the second three-way valve is communicated with the chilled water supply device, a second water inlet end of the second three-way valve is communicated with a water outlet of the second surface cooler, and a water outlet end of the second three-way valve is communicated with a water inlet of the second surface cooler.
Preferably, the method further comprises the following steps: the main surface cooling adjusting valve and the auxiliary surface cooling adjusting valve;
the main surface cold regulating valve is arranged in a water return pipeline at the water outlet end of the first surface cooler and is used for regulating the circulating amount of cold water of the first surface cooler so as to control the temperature of the circulating cold water of the first surface cooler;
and the auxiliary surface cooling adjusting valve is arranged in a water return pipeline at the water outlet end of the second surface cooler and is used for adjusting the circulating amount of cold water of the second surface cooler and further controlling the temperature of the circulating cold water of the second surface cooler.
Preferably, the method further comprises the following steps: a backwater booster pump;
a water inlet of the return water booster pump is respectively communicated with a water outlet end of the main surface cold regulating valve and a water outlet end of the auxiliary surface cold regulating valve, and a water outlet of the return water booster pump is respectively communicated with a second water inlet end of the first three-way valve and a second water inlet end of the second three-way valve;
and the return water booster pump is used for boosting the return water of the first surface air cooler and the return water of the second surface air cooler so as to make the return water of the first surface air cooler and the return water of the second surface air cooler return to the original surface air cooler for circulation again.
Preferably, the method further comprises the following steps: a first temperature sensor and a second temperature sensor;
the first temperature sensor is arranged in a water inlet pipeline between the first three-way valve and the first surface cooler and used for detecting the temperature of circulating cold water entering the first surface cooler;
the second temperature sensor is arranged in a water inlet pipeline between the second three-way valve and the second surface cooler and used for detecting the temperature of circulating cold water entering the second surface cooler.
Preferably, the method further comprises the following steps: a PLC controller;
the PLC is respectively in signal connection with the first temperature sensor, the second temperature sensor, the main surface cooling adjusting valve, the auxiliary surface cooling adjusting valve, the return water booster pump, the humidifying spray device and the combustor;
the PLC adjusts the cold water circulation amount of the corresponding surface cooler according to the circulating cold water temperature so that the first surface cooler cools and the second surface cooler dehumidifies.
The utility model provides a single cold source becomes air conditioner warm and humid system of two temperatures adopts first surface cooler to cool down the air conditioner air feed, and the second surface cooler dehumidifies, and is supplied circulation cold water to first surface cooler and second surface cooler respectively by refrigerated water supply device, and the air conditioning system who solves current workshop is to the air cooling dehumidification back, need carry out temperature and humidity compensation, causes the extravagant problem of the energy, can improve workshop air conditioning system's energy-saving level, reduces equipment operation energy consumption.
Drawings
In order to more clearly illustrate the specific embodiments of the present invention, the drawings used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of an air conditioning temperature and humidity system with a single cold source changing into two water temperatures according to the present invention.
Fig. 2 is a schematic diagram of a pipeline for changing a single cold source into two water temperatures.
Detailed Description
In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.
The problem of the energy waste exists to the temperature humidity control of the air conditioning system in current workshop, the utility model provides a temperature and humidity system of air conditioner that single cold source becomes two temperatures, the air conditioning system who solves current workshop need carry out temperature and humidity compensation to air cooling dehumidification back, causes the extravagant problem of energy, can improve workshop air conditioning system's energy-conserving level, reduces the equipment operation energy consumption.
As shown in fig. 1, an air conditioning temperature and humidity system for changing single cold source into double water temperature includes: a blower 7, a return fan 1, a first surface cooler 4, a second surface cooler 6, and a chilled water supply device (not shown in the figure). The air return fan 1 is arranged at the air inlet end of the air-conditioning cavity, the fresh air inlet 2 and the return air inlet (not shown in the figure) of the air-conditioning cavity are both communicated with the air inlet of the air return fan, and the return air inlet is communicated with the workshop chamber through an air pipe. The chilled water supply device is respectively communicated with the first surface cooler 4 and the second surface cooler 6 through pipelines, and forms a cold water circulation loop. First surface cooler 4 with second surface cooler 6 sets gradually in the air conditioner cavity, first surface cooler is right the mixed air that the fan feed back sent cools down, the mixed air of second surface cooler after to the cooling dehumidifies. The air feeder is arranged at the air feeding end of the air-conditioning cavity and communicated with the workshop chamber through an air pipe, and mixed air reaching a set temperature and humidity in the air-conditioning cavity is fed into the workshop.
Specifically, in the traditional temperature and humidity separately controlled air conditioner type, the source of the chilled water is provided by the centralized refrigeration station in a unified way. The refrigeration station can realize constant temperature and humidity control for all air conditioners in the birth area, and the temperature of the provided freezing water is low. Therefore, when the temperature reduction demand of the combined air conditioner obviously exceeds the dehumidification demand under the working condition that the tail end air conditioner is in a transition season (outdoor high temperature and low humidity) or the heat and humidity load of a control area is not matched (the heat load is overlarge), the lower the temperature of the chilled water is, the larger the dehumidification amount is at the same time of temperature regulation. Therefore, the water temperature required by the air conditioning unit is properly higher under the working condition, energy is saved, and the capacity of the surface cooler for processing sensible heat is not obviously reduced when the temperature of the refrigeration water supply rises within a certain range, so that the capacity of the surface cooler for processing latent heat is greatly reduced. The air conditioner tail end of the system can adjust the most suitable water supply temperature of the two groups of surface coolers according to the heat and humidity load of an actual control area so as to completely match the cooling and dehumidifying requirements of the surface coolers, so that the temperature and humidity separate control type air conditioner can save energy and avoid the reheating phenomenon in high-temperature and high-humidity seasons, and can also avoid the energy waste phenomenon of excessive dehumidification in transition seasons and under the working condition of overlarge heat load in a workshop. Thereby improving the energy efficiency ratio of the combined air conditioner. Wherein, the chilled water supply device can be realized by a refrigerator or a cooling tower. The system can solve the problem of excessive dehumidification of the traditional temperature and humidity separately-controlled combined unit, so that the Wen Shifen controlled unit can simultaneously solve the problems of reheating and excessive dehumidification of the traditional air conditioner, the air conditioning unit is wider in application range, and the energy-saving efficiency is higher.
The system further comprises: a filtering device 3; the filtering device 3 is arranged in front of the first surface air cooler 4 and used for filtering and cleaning mixed air output by a fresh air intake and a return air intake.
Further, the filtering device adopts a plate filter and/or a bag filter.
The system further comprises: a burner (not shown in the figures); the combustor sets up in the new trend gets the gas vent, when the new trend temperature was less than the settlement temperature threshold value, the combustor heats up the new trend that gets into the air conditioner cavity.
In practical application, when winter or low temperature, air conditioning system need heat the new trend, and at this moment, can adopt the combustor to heat the admitting air of new trend air intake to improve the mixed air temperature rise that gets into in the air conditioning cavity.
The system further comprises: a humidifying spray device 5; the humidifying and spraying device 5 is arranged between the first surface air cooler 4 and the second surface air cooler 6, and when the humidity of the mixed air is lower than a set humidity threshold value, the humidifying and spraying device sprays and humidifies the mixed air flowing through.
In practical application, in winter or at low temperature, the humidity of the fresh air is reduced after being heated by the combustor, humidification is needed, and at the moment, a humidification spray device can be adopted to spray and humidify mixed air in the air conditioner. Wherein, the humidifying spray device can adopt that a nozzle is arranged on the spray pipe, and a circulating pump supplies water to the spray pipe so as to realize the circulation of spray water.
As shown in fig. 2, the system further comprises: a first three-way valve 21 and a second three-way valve 22; the chilled water supply device and the water inlet pipeline of the first surface cooler are internally provided with a first three-way valve 21, a first water inlet end of the first three-way valve 21 is communicated with the chilled water supply device, a second water inlet end of the first three-way valve 21 is communicated with a water outlet of the first surface cooler, and a water outlet end of the first three-way valve 21 is communicated with a water inlet of the first surface cooler.
The chilled water supply device and a water inlet pipeline of the second surface cooler are internally provided with a second three-way valve 22, a first water inlet end of the second three-way valve 22 is communicated with the chilled water supply device, a second water inlet end of the second three-way valve 22 is communicated with a water outlet of the second surface cooler, and a water outlet end of the second three-way valve 22 is communicated with a water inlet of the second surface cooler.
The system further comprises: a primary meter-cold regulating valve 24 and a secondary meter-cold regulating valve 25. The main surface cold regulating valve 24 is arranged in a water return pipeline at the water outlet end of the first surface cooler and is used for regulating the circulating amount of cold water of the first surface cooler so as to control the temperature of the circulating cold water of the first surface cooler.
And the auxiliary surface cold regulating valve 25 is arranged in a water return pipeline at the water outlet end of the second surface cooler and is used for regulating the circulating amount of cold water of the second surface cooler so as to control the temperature of the circulating cold water of the second surface cooler.
The system further comprises: a backwater booster pump 23. And a water inlet of the return water booster pump 23 is communicated with a water outlet end of the main surface cold regulating valve 24 and a water outlet end of the auxiliary surface cold regulating valve 25 respectively, and a water outlet of the return water booster pump 23 is communicated with a second water inlet end of the first three-way valve 21 and a second water inlet end of the second three-way valve 22 respectively.
The return water booster pump is used for right first surface cooler with the return water pressure boost of second surface cooler, so that first surface cooler with the return water of second surface cooler returns former surface cooler mesocycle once more.
The system further comprises: a first temperature sensor and a second temperature sensor. The first temperature sensor is arranged in a water inlet pipeline between the first three-way valve and the first surface cooler and used for detecting the temperature of circulating cold water entering the first surface cooler. The second temperature sensor is arranged in a water inlet pipeline between the second three-way valve and the second surface cooler and used for detecting the temperature of circulating cold water entering the second surface cooler.
The system further comprises: a PLC controller (not shown in the figure); the PLC controller is respectively in signal connection with the first temperature sensor, the second temperature sensor, the main surface cold adjusting valve, the auxiliary surface cold adjusting valve, the backwater booster pump, the humidification spray device and the combustor. The PLC adjusts the cold water circulation amount of the corresponding surface cooler according to the circulating cold water temperature so that the first surface cooler cools and the second surface cooler dehumidifies.
It is visible, the utility model provides a single cold source becomes air conditioner temperature and humidity system of two temperatures adopts first surface cooler to cool down the air conditioner air feed, and the second surface cooler dehumidifies, and supply circulation cold water to first surface cooler and second surface cooler respectively by refrigerated water supply device, and the air conditioning system who solves current workshop is to air cooling dehumidification back, need carry out temperature and humidity compensation, causes the extravagant problem of energy, can improve workshop air conditioning system's energy-conservation level, reduction equipment operation energy consumption.
The structure, features and effects of the present invention have been described in detail according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to equivalent changes are within the protection scope of the present invention without departing from the spirit covered by the description and drawings.
Claims (10)
1. The utility model provides a warm and humid system of air conditioner of two temperature of single cold source change which characterized in that includes: the system comprises a blower, a return fan, a first surface cooler, a second surface cooler and a chilled water supply device;
the air return fan is arranged at the air inlet end of the air-conditioning cavity, the fresh air intake port and the return air port of the air-conditioning cavity are both communicated with the air inlet of the air return fan, and the return air port is communicated with the workshop chamber through an air pipe;
the chilled water supply device is respectively communicated with the first surface air cooler and the second surface air cooler through pipelines and forms a cold water circulation loop;
the first surface cooler and the second surface cooler are sequentially arranged in the air-conditioning cavity, the first surface cooler cools the mixed air sent by the air return fan, and the second surface cooler dehumidifies the cooled mixed air;
the air feeder is arranged at the air feeding end of the air-conditioning cavity and is communicated with the interior of the workshop through an air pipe, and mixed air reaching a set temperature and humidity in the air-conditioning cavity is fed into the workshop.
2. The system of claim 1, further comprising: a filtration device;
the filtering device is arranged in front of the first surface air cooler and used for filtering and cleaning mixed air output by the fresh air intake and the return air intake.
3. The system for changing single cold source into double water temperature for air conditioning temperature and humidity as claimed in claim 2, wherein the filtering device is a plate filter and/or a bag filter.
4. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 3, characterized by further comprising: a burner;
the combustor sets up in the new trend gets the gas port, when the new trend temperature was less than the settlement temperature threshold value, the combustor heats up the new trend that gets into the air conditioner cavity.
5. The system of claim 4, further comprising: a humidifying spray device;
the humidification spray set sets up first surface cooler with between the second surface cooler, when the humidity of mist is less than the settlement humidity threshold value, the humidification spray set sprays the humidification to the mist that flows through.
6. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 5, characterized by further comprising: a first three-way valve and a second three-way valve;
a first three-way valve is arranged in a water inlet pipeline of the chilled water supply device and the first surface cooler, a first water inlet end of the first three-way valve is communicated with the chilled water supply device, a second water inlet end of the first three-way valve is communicated with a water outlet of the first surface cooler, and a water outlet end of the first three-way valve is communicated with a water inlet of the first surface cooler;
a second three-way valve is arranged in the chilled water supply device and a water inlet pipeline of the second surface air cooler, a first water inlet end of the second three-way valve is communicated with the chilled water supply device, a second water inlet end of the second three-way valve is communicated with a water outlet of the second surface air cooler, and a water outlet end of the second three-way valve is communicated with a water inlet of the second surface air cooler.
7. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 6, further comprising: the main surface cooling adjusting valve and the auxiliary surface cooling adjusting valve;
the main surface cold regulating valve is arranged in a water return pipeline at the water outlet end of the first surface cooler and is used for regulating the circulating amount of cold water of the first surface cooler so as to control the temperature of the circulating cold water of the first surface cooler;
and the auxiliary surface cold adjusting valve is arranged in a water return pipeline at the water outlet end of the second surface cooler and is used for adjusting the circulating amount of cold water of the second surface cooler and further controlling the temperature of the circulating cold water of the second surface cooler.
8. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 7, further comprising: a backwater booster pump;
a water inlet of the return water booster pump is respectively communicated with a water outlet end of the main surface cold regulating valve and a water outlet end of the auxiliary surface cold regulating valve, and a water outlet of the return water booster pump is respectively communicated with a second water inlet end of the first three-way valve and a second water inlet end of the second three-way valve;
and the return water booster pump is used for boosting the return water of the first surface air cooler and the return water of the second surface air cooler so as to make the return water of the first surface air cooler and the return water of the second surface air cooler return to the original surface air cooler for circulation again.
9. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 8, further comprising: a first temperature sensor and a second temperature sensor;
the first temperature sensor is arranged in a water inlet pipeline between the first three-way valve and the first surface cooler and used for detecting the temperature of circulating cold water entering the first surface cooler;
the second temperature sensor is arranged in a water inlet pipeline between the second three-way valve and the second surface cooler and used for detecting the temperature of circulating cold water entering the second surface cooler.
10. An air conditioning temperature and humidity system changing single cold source into double water temperature according to claim 9, further comprising: a PLC controller;
the PLC is respectively in signal connection with the first temperature sensor, the second temperature sensor, the main surface cold adjusting valve, the auxiliary surface cold adjusting valve, the backwater booster pump, the humidification spray device and the combustor;
the PLC adjusts the cold water circulation amount of the corresponding surface cooler according to the circulating cold water temperature so that the first surface cooler cools and the second surface cooler dehumidifies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320144288.4U CN218864331U (en) | 2023-02-07 | 2023-02-07 | Air conditioner temperature and humidity system capable of changing single cold source into double water temperatures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320144288.4U CN218864331U (en) | 2023-02-07 | 2023-02-07 | Air conditioner temperature and humidity system capable of changing single cold source into double water temperatures |
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| CN218864331U true CN218864331U (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320144288.4U Active CN218864331U (en) | 2023-02-07 | 2023-02-07 | Air conditioner temperature and humidity system capable of changing single cold source into double water temperatures |
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| CN (1) | CN218864331U (en) |
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2023
- 2023-02-07 CN CN202320144288.4U patent/CN218864331U/en active Active
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