CN204739703U - Independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation - Google Patents
Independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation Download PDFInfo
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- CN204739703U CN204739703U CN201520344256.4U CN201520344256U CN204739703U CN 204739703 U CN204739703 U CN 204739703U CN 201520344256 U CN201520344256 U CN 201520344256U CN 204739703 U CN204739703 U CN 204739703U
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- 238000001816 cooling Methods 0.000 title abstract description 6
- 238000007791 dehumidification Methods 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000009423 ventilation Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 10
- 230000000052 comparative effect Effects 0.000 claims description 7
- 238000011084 recovery Methods 0.000 abstract 2
- 230000001276 controlling effect Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model provides an independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation belongs to boats and ships technical field. It has solved current ship air conditioning device temperature control inaccuracy technical problem. An independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation, including the first solution heat recovery device who sets gradually, dehumidifier and cooler, first solution heat recovery device, communicate in proper order through the ventilation pipe between dehumidifier and the cooler, still be fixed with the blast pipe with the cabin intercommunication on the cooler, the blast pipe internal fixation has the forced draught blower, the coil pipe both ends of cooler are respectively through inlet tube and outlet pipe and high -efficiency chiller circulation intercommunication, inlet tube and water pump intercommunication, the water pump can be connected according to the room temperature cascade control system of temperature height adjustment water pump power with one. The utility model has the advantages of the humiture of ability accurate control cabin.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of independent humidity control and adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment.
Background technology
Ship air conditioning equipment is the main energy-dissipating devices of boats and ships.For marine air conditioning, due to ship hull poor thermal insulation property, air humidity is large out of my cabin, and load variations has randomness, uncertain, and traditional air conditioner is difficult to adapt to, and obvious temperature and humidity controls the feature that more can adapt to marine air conditioning load conversion respectively.
Humiture independence control air conditioner system concept proposes have ten years in academia, good effect has been obtained in some engineering, but be a completely new concept in practice for marine air conditioning adopts independent temperature-humidity control, although Collects The American University professor Chen Wu has built boats and ships Hybrid Air Condition Using Desiccant, but just temperature and humidity separates the air-conditioning system of process, is not also humiture Air Conditioning System.Humiture independent process is for the particular importance that seems marine air conditioning, because ship's space space is little, personnel are many, and resh air requirement requires large, and hull heat-proof quality is large, it is a lot of that sensible heat exceedes latent heat, if adopt independent temperature-humidity control air-conditioning, even if do not utilize waste heat, energy-saving potential is also very huge, if can utilize Ship Waste Heat, economizing on energy and electricity potential can be larger.
Independent temperature-humidity control real case application peculiar to vessel does not also have till now, Zheng Jin You state is outstanding in the comparative studies of marine rotating-wheel dehumidifying air-conditioning and system schema thereof, boats and ships rotary wheel dehumidifying combined steam compression refrigeration all-air system is introduced, at present to the introduction of boats and ships air condition by dehumidifying, evaporative cooling solution.Because temperature control system adopts 18 DEG C of-21 DEG C of cold water, higher than cabin dew point temperature, thus can at ship's space application water distributing system, air-supply just bears humidity load, and thus air output reduces, very favourable for limited boats and ships space.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of independent humidity control and add the full air ship air conditioning equipment of cryocooled bunch grade adjustment, and the technical problem that the utility model solves is the humiture that accurately can control cabin.
The purpose of this utility model realizes by following technical proposal:
A kind of independent humidity control adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, comprise the first solution heat regenerator set gradually, dehumidifier and cooler, described first solution heat regenerator, be communicated with successively by ventilation duct between dehumidifier and cooler, described cooler is also fixed with the ajutage be communicated with cabin, described ajutage internal fixtion has pressure fan, to circulate with high temperature cold water unit respectively by water inlet pipe and outlet pipe and be communicated with in the coil pipe two ends of cooler, described water inlet pipe is communicated with water pump, described water pump can regulate the room temperature cascade control system of pump power to be connected according to temperature height with one.
New wind is out of my cabin first through the first solution heat regenerator, reduce new wind air temperature and humidity, then new wind mixes with the return air in cabin and passes through dehumidifier, again reduce air humidity, dehumidifier bears whole humidity loads and part refrigeration duty, from dehumidifier air out, pass into cooler, then by pressure fan, the air of lowering the temperature through subcooler is blown into cabin; The high temperature cold water that high temperature cold water unit produces enters coil pipe in cooler, air is brought by cold, after temperature raises, return high temperature cold water unit, cooler only bears sensible heat load, because high temperature cold water unit only produces high temperature cold water, under same condensation temperature, along with the raising of evaporating temperature (Cold water-out temperature), the COP of inverse Carnot cycle significantly improves; The temperature of cabin controls the temperature of the accurate controlled cooling model device of pump power energy by room temperature cascade control system, thus accurately controls the temperature in cabin.
Described room temperature cascade control system comprises temperature sensor, thermoregulator, flowmeter and flow regulator one, described temperature sensor is arranged belowdecks, described temperature sensor is connected with thermoregulator, described flowmeter to be arranged in water inlet pipe and between water pump and the coil pipe of cooler, described flowmeter is connected with flow regulator one, described thermoregulator and flow regulator one are connected, described flow regulator one is connected with water pump, the signal that thermoregulator can accept temperature sensor collection compares with pre-stored values and comparative result is sent to flow regulator one, flow regulator one controls the power of water pump according to the signal of the thermoregulator received, flowmeter can measure flow and by signal feedback to flow regulator one.The power of water pump directly affects the rotating speed of impeller, also the size of flow is just affected, the power of water pump is directly by the control of flow regulator one, flow regulator one is the power controlling water pump according to the judgement of thermoregulator, the judgement of thermoregulator is based on the signal of temperature sensor, therefore can regulate the power of water pump in real time according to the temperature of cabin, thus regulate the chilling temperature of cooler, thus regulate the change of temperature in cabin; Master selector is thermoregulator, and secondary controller is flow regulator one, and water pump is actuator.In flow regulator one, water pump, coil pipe in cooler, high temperature cold water flow constitutes subloop, and thermoregulator and indoor temperature constitute major loop, and the two constitutes double loop system.
Described dehumidifier comprises the concentrated solution chamber one in upper end, the weak solution chamber one in lower end and the vent passages between concentrated solution chamber one and weak solution chamber one, be provided with the concentrated solution pump that the concentrated solution in concentrated solution chamber one can be sprayed onto vent passages in described concentrated solution chamber one, described vent passages is communicated with weak solution chamber one.In dehumidifier, utilize concentrated solution pump, make concentrated solution continuously from concentrated solution chamber one ejection, absorb by the moisture in the air in vent passages, after absorption moisture, concentrated solution becomes weak solution by R-L and accumulates in weak solution chamber one.
Described dehumidifier is communicated with a regenerator, described regenerator comprises the weak solution chamber two in upper end, the concentrated solution chamber two in lower end and the air exhaust passage between concentrated solution chamber two and weak solution chamber two, the weak solution pump that the concentrated solution in weak solution chamber two can be sprayed onto air exhaust passage is provided with in described weak solution chamber two, described air exhaust passage is communicated with concentrated solution chamber two, described concentrated solution chamber two is communicated with by fluid-through tube with concentrated solution chamber one, described weak solution chamber two is communicated with by fluid-through tube with weak solution chamber one, and above-mentioned fluid-through tube is all through over-heat-exchanger.From dehumidifier weak solution out, enter regenerator, in regenerator, utilize weak solution pump, make to be entered air exhaust passage from weak solution chamber two ejection continuously by the weak solution of waste-heat in heat exchanger, by air draft, finally make weak solution concentrating regenerative become concentrated solution again and accumulate in concentrated solution chamber two, and be back in dehumidifier through over-heat-exchanger, so circulation realizes recycling of solution.
Described aircondition also comprises the second solution heat regenerator, and one end of described second solution heat regenerator is communicated with the air exhaust passage of described regenerator, and the other end of described second solution heat regenerator is communicated with the first solution heat regenerator.A part of return air in cabin, after the second solution heat regenerator reclaims, passes into the air exhaust passage of regenerator, for the regeneration of solution.
The humidity cascade control system that can regulate dehumidifier dehumidifying effect is provided with between described dehumidifier and regenerator, humidity cascade control system comprises humidity sensor, humidistat, flow regulator two, solution pump one and solution pump two, described humidity sensor is arranged belowdecks, described humidity sensor is connected with humidistat, described solution pump one is communicated with the fluid-through tube between concentrated solution chamber two and concentrated solution chamber one, described solution pump two is communicated with the fluid-through tube between weak solution chamber two and weak solution chamber one, described humidistat and flow regulator two are connected, described solution pump one is connected with flow regulator two respectively with solution pump two, the signal that humidistat can accept humidity sensor collection compares with pre-stored values and comparative result is sent to flow regulator two, flow regulator two controls the power of solution pump one and solution pump two according to the signal of the humidistat received.The watt level of solution pump one and solution pump two directly affects the conversion between dehumidifier and regenerator between weak solution and concentrated solution, concentration when solution can be regulated to be converted to concentrated solution from weak solution in a regenerator by the flowing velocity increasing solution, when flow velocity is large, transformation time is short, cause the relative concentration of concentrated solution low, also the dehumidifying effect of dehumidifier is just made to reduce, otherwise then make the dehumidifying effect of dehumidifier improve, the dehumidifying effect of dehumidifier is regulated in real time by humidity sensor feedack, thus reach the object accurately controlling air humidity in cabin.Master selector is humidistat, and secondary controller is flow regulator one, and solution pump one and solution pump two are actuator.Flow regulator one adds solution pump one and solution pump two and adds dehumidifier chamber inner nozzle place liquid inventory and constitute subloop, and humidistat and indoor humidity constitute major loop, and the two constitutes double loop system.
Compared with prior art, this independent humidity control adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment and has the advantage that accurately can control the humiture of cabin.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram that a kind of independent humidity control of the utility model adds each parts in cryocooled bunch grade adjustment full air ship air conditioning equipment;
In figure: 1, first solution heat regenerator 2, dehumidifier 21, regenerator 22, heat exchanger 23, second solution heat regenerator 3, cooler 31, high temperature cold water unit 4, ventilation duct 5, ajutage 51, pressure fan 6, water pump 61, temperature sensor 62, thermoregulator 63, flowmeter 64, flow regulator 1, humidity sensor 71, humidistat 72, flow regulator 2 73, solution pump 1, solution pump two.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
The present embodiment as shown in Figure 1, a kind of independent humidity control of the utility model adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, comprise the first solution heat regenerator 1 set gradually, dehumidifier 2 and cooler 3, first solution heat regenerator 1, be communicated with successively by ventilation duct 4 between dehumidifier 2 and cooler 3, cooler 3 is also fixed with the ajutage 5 be communicated with cabin, ajutage 5 internal fixtion has pressure fan 51, to circulate with high temperature cold water unit 31 respectively by water inlet pipe and outlet pipe and be communicated with in the coil pipe two ends of cooler 3, water inlet pipe is communicated with water pump 6, water pump 6 can regulate the room temperature cascade control system of water pump 6 power to be connected according to temperature height with one.
Room temperature cascade control system comprises temperature sensor 61, thermoregulator 62, flowmeter 63 and flow regulator 1, temperature sensor 61 arranges belowdecks, temperature sensor 61 is connected with thermoregulator 62, flowmeter 63 to be arranged in water inlet pipe and between water pump 6 and the coil pipe of cooler 3, flowmeter 63 is connected with flow regulator 1, thermoregulator 62 and flow regulator 1 are connected, flow regulator 1 is connected with water pump 6, the signal that thermoregulator 62 can accept temperature sensor 61 collection compares with pre-stored values and comparative result is sent to flow regulator 1, flow regulator 1 controls the power of water pump 6 according to the signal of the thermoregulator 62 received, flowmeter 63 can measure flow and by signal feedback to flow regulator 1.The power of water pump 6 directly affects the rotating speed of impeller, also the size of flow is just affected, the power of water pump 6 is directly by the control of flow regulator 1, flow regulator 1 is the power controlling water pump 6 according to the judgement of thermoregulator 62, the judgement of thermoregulator 62 is based on the signal of temperature sensor 61, therefore can regulate the power of water pump 6 in real time according to the temperature of cabin, thus regulate the chilling temperature of cooler 3, thus regulate the change of temperature in cabin; Master selector is thermoregulator 62, and secondary controller is flow regulator 1, and water pump 6 is actuator.In flow regulator 1, water pump 6 and cooler 3 coil pipe, high temperature cold water flow constitutes subloop, and thermoregulator 62 and indoor temperature constitute major loop, and the two constitutes double loop system.
Dehumidifier 2 comprises the concentrated solution chamber one in upper end, the weak solution chamber one in lower end and the vent passages between concentrated solution chamber one and weak solution chamber one, be provided with the concentrated solution pump that the concentrated solution in concentrated solution chamber one can be sprayed onto vent passages in concentrated solution chamber one, vent passages is communicated with weak solution chamber one.In dehumidifier 2, utilize concentrated solution pump, make concentrated solution continuously from concentrated solution chamber one ejection, absorb by the moisture in the air in vent passages, after absorption moisture, concentrated solution becomes weak solution by R-L and accumulates in weak solution chamber one.Dehumidifier 2 is communicated with a regenerator 21, regenerator 21 comprises the weak solution chamber two in upper end, the concentrated solution chamber two in lower end and the air exhaust passage between concentrated solution chamber two and weak solution chamber two, the weak solution pump that the concentrated solution in weak solution chamber two can be sprayed onto air exhaust passage is provided with in weak solution chamber two, air exhaust passage is communicated with concentrated solution chamber two, concentrated solution chamber two is communicated with by fluid-through tube with concentrated solution chamber one, weak solution chamber two is communicated with by fluid-through tube with weak solution chamber one, and fluid-through tube is all through over-heat-exchanger 22.From dehumidifier 2 weak solution out, enter regenerator 21, in regenerator 21, utilize weak solution pump, make to be entered air exhaust passage from weak solution chamber two ejection continuously by the weak solution of waste-heat in heat exchanger 22, by air draft, finally make weak solution concentrating regenerative become concentrated solution again and accumulate in concentrated solution chamber two, and be back in dehumidifier 2 through over-heat-exchanger 22, so circulation realizes recycling of solution.One end that aircondition also comprises the second solution heat regenerator 23, second solution heat regenerator 23 is communicated with the air exhaust passage of regenerator 21, and the other end of the second solution heat regenerator 23 is communicated with the first solution heat regenerator 1.A part of return air in cabin, after the second solution heat regenerator 23 reclaims, passes into the air exhaust passage of regenerator 21, for the regeneration of solution.
The humidity cascade control system that can regulate dehumidifier 2 dehumidifying effect is provided with between dehumidifier 2 and regenerator 21, humidity cascade control system comprises humidity sensor 7, humidistat 71, flow regulator 2 72, solution pump 1 and solution pump 2 74, humidity sensor 7 arranges belowdecks, described humidity sensor 7 is connected with humidistat 71, solution pump 1 is communicated with the fluid-through tube between concentrated solution chamber two and concentrated solution chamber one, solution pump 2 74 is communicated with the fluid-through tube between weak solution chamber two and weak solution chamber one, humidistat 71 and flow regulator 2 72 are connected, solution pump 1 is connected with flow regulator 2 72 respectively with solution pump 2 74, the signal that humidistat 71 can accept humidity sensor 7 collection compares with pre-stored values and comparative result is sent to flow regulator 2 72, flow regulator 2 72 controls the power of solution pump 1 and solution pump 2 74 according to the signal of the humidistat 71 received.The watt level of solution pump 1 and solution pump 2 74 directly affects the conversion between dehumidifier 2 and regenerator 21 between weak solution and concentrated solution, concentration when solution can be regulated in regenerator 21 to be converted to concentrated solution from weak solution by the flowing velocity increasing solution, when flow velocity is large, transformation time is short, cause the relative concentration of concentrated solution low, also the dehumidifying effect of dehumidifier 2 is just made to reduce, otherwise then make the dehumidifying effect of dehumidifier 2 improve, the dehumidifying effect of dehumidifier 2 is regulated in real time by humidity sensor 7 feedack, thus reach the object accurately controlling air humidity in cabin.Master selector is humidistat 71, and secondary controller is flow regulator 1, and solution pump 1 and solution pump 2 74 are actuator.Flow regulator 1 adds solution pump 1 and solution pump 2 74 and adds dehumidifier 2 chamber inner nozzle place liquid inventory and constitute subloop, and humidistat 71 and indoor humidity constitute major loop, and the two constitutes double loop system.
The high temperature cold water that high temperature cold water unit 31 produces enters cooler 3 coil pipe, air is brought by cold, after temperature raises, return high temperature cold water unit 31, cooler 3 only bears sensible heat load, because high temperature cold water unit 31 produces high temperature cold water, under same condensation temperature, along with the raising of evaporating temperature (Cold water-out temperature), the COP of inverse Carnot cycle significantly improves; The temperature of cabin controls the temperature of the accurate controlled cooling model device 3 of water pump 6 power energy by room temperature cascade control system, thus accurately controls the temperature in cabin.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (6)
1. an independent humidity control adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, comprise the first solution heat regenerator set gradually, dehumidifier and cooler, it is characterized in that: described first solution heat regenerator, be communicated with successively by ventilation duct between dehumidifier and cooler, described cooler is also fixed with the ajutage be communicated with cabin, described ajutage internal fixtion has pressure fan, to circulate with high temperature cold water unit respectively by water inlet pipe and outlet pipe and be communicated with in the coil pipe two ends of cooler, described water inlet pipe is communicated with water pump, described water pump can regulate the room temperature cascade control system of pump power to be connected according to temperature height with one.
2. a kind of independent humidity control according to claim 1 adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, it is characterized in that: described room temperature cascade control system comprises temperature sensor, thermoregulator, flowmeter and flow regulator one, described temperature sensor is arranged belowdecks, described temperature sensor is connected with thermoregulator, described flowmeter to be arranged in water inlet pipe and between water pump and the coil pipe of cooler, described flowmeter is connected with flow regulator one, described thermoregulator and flow regulator one are connected, described flow regulator one is connected with water pump, the signal that thermoregulator can accept temperature sensor collection compares with pre-stored values and comparative result is sent to flow regulator one, flow regulator one controls the power of water pump according to the signal of the thermoregulator received, flowmeter can measure flow and by signal feedback to flow regulator one.
3. a kind of independent humidity control according to claim 1 adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, it is characterized in that: described dehumidifier comprises the concentrated solution chamber one in upper end, the weak solution chamber one in lower end and the vent passages between concentrated solution chamber one and weak solution chamber one, be provided with the concentrated solution pump that the concentrated solution in concentrated solution chamber one can be sprayed onto vent passages in described concentrated solution chamber one, described vent passages is communicated with weak solution chamber one.
4. a kind of independent humidity control according to claim 3 adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, it is characterized in that: described dehumidifier is communicated with a regenerator, described regenerator comprises the weak solution chamber two being positioned at upper end, at the concentrated solution chamber two of lower end and the air exhaust passage between concentrated solution chamber two and weak solution chamber two, the weak solution pump that the concentrated solution in weak solution chamber two can be sprayed onto air exhaust passage is provided with in described weak solution chamber two, described air exhaust passage is communicated with concentrated solution chamber two, described concentrated solution chamber two is communicated with by fluid-through tube with concentrated solution chamber one, described weak solution chamber two is communicated with by fluid-through tube with weak solution chamber one, above-mentioned fluid-through tube is all through over-heat-exchanger.
5. a kind of independent humidity control according to claim 4 adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, it is characterized in that: described aircondition also comprises the second solution heat regenerator, one end of described second solution heat regenerator is communicated with the air exhaust passage of described regenerator, and the other end of described second solution heat regenerator is communicated with the first solution heat regenerator.
6. a kind of independent humidity control according to claim 4 adds the full air ship air conditioning equipment of cryocooled bunch grade adjustment, it is characterized in that: between described dehumidifier and regenerator, be provided with the humidity cascade control system that can regulate dehumidifier dehumidifying effect, humidity cascade control system comprises humidity sensor, humidistat, flow regulator two, solution pump one and solution pump two, described humidity sensor is arranged belowdecks, described humidity sensor is connected with humidistat, described solution pump one is communicated with the fluid-through tube between concentrated solution chamber two and concentrated solution chamber one, described solution pump two is communicated with the fluid-through tube between weak solution chamber two and weak solution chamber one, described humidistat and flow regulator two are connected, described solution pump one is connected with flow regulator two respectively with solution pump two, the signal that humidistat can accept humidity sensor collection compares with pre-stored values and comparative result is sent to flow regulator two, flow regulator two controls the power of solution pump one and solution pump two according to the signal of the humidistat received.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520344256.4U CN204739703U (en) | 2015-05-26 | 2015-05-26 | Independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520344256.4U CN204739703U (en) | 2015-05-26 | 2015-05-26 | Independent dehumidification adds full air ship air conditioning device of refrigerator cooling cascade regulation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112400569A (en) * | 2020-11-30 | 2021-02-26 | 中国农业大学 | Progressive efficient cooling and dehumidifying system and regulating and controlling method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112400569A (en) * | 2020-11-30 | 2021-02-26 | 中国农业大学 | Progressive efficient cooling and dehumidifying system and regulating and controlling method |
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Granted publication date: 20151104 Termination date: 20160526 |