CN101832604A - Central air conditioning device and running control method thereof - Google Patents
Central air conditioning device and running control method thereof Download PDFInfo
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- CN101832604A CN101832604A CN201010173130A CN201010173130A CN101832604A CN 101832604 A CN101832604 A CN 101832604A CN 201010173130 A CN201010173130 A CN 201010173130A CN 201010173130 A CN201010173130 A CN 201010173130A CN 101832604 A CN101832604 A CN 101832604A
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Abstract
The invention relates to a central air conditioning device and a running control method thereof. The central air conditioning device is characterized by comprising a main controller for controlling the opening or the closure of a main machine of an air source heat pump, a water outlet of a main machine of an air source heat pump is connected with the fixed end of a three-way electromagnetic valve, the normally opening end of the three-way electromagnetic valve is connected with a heat and cold-supply return water separator, and a heat and cold-supply outlet water separator is connected with a water pump and then is connected with a water return port of the main machine of the air source heat pump; the normally closed end of the three-way electromagnetic valve is connected with a water inlet of a fan coil, a water outlet of the fan coil is also connected with the water pump and then is connected with the water return port of the main machine of the air source heat pump, the control end of the three-way electromagnetic valve is connected with a humidity controller, and the opening of the normally closed end and the closure of the normally opening end of the three-way electromagnetic valve are controlled by the humidity controller. Compared with the prior art, the central air conditioning device can effectively solve the problem of moisture condensation on the refrigeration ground of heat-supply pipes in summer.
Description
Technical field
The present invention relates to a kind of central air conditioning plant and progress control method thereof.
Background technology
At present, known central air-conditioning has two kinds, and a kind of is to adopt fan coil to freeze and heat as single terminal the realization; Another is that the single terminal realization of employing floor heating pipe heats, refrigerating function.
When adopting fan coil to heat, cause the room air drying easily, it is uncomfortable that the people contacts hot blast, very easily cause breathing problem, and at northern extremely frigid zones, especially all below subzero 10 degree, evaporimeter frosting is serious for environment temperature, can't heat exchange. when adopting the fan coil refrigeration, the energy consume significant.
When adopting floor heating pipe list refrigeration summer, the ground dewfall is very serious.
Summary of the invention
First technical problem to be solved by this invention at above-mentioned prior art provide a kind of energy-conservation, can effectively solve the central air conditioning plant that fan coil heats uncomfortable, cooling power consume significant and can solve floor heating pipe refrigeration ground condensation trouble in summer.
Second technical problem to be solved by this invention provides a kind of progress control method of central air conditioning plant.
The present invention solves first kind of optional technical scheme that above-mentioned first technical problem adopts: this central air conditioning plant, it is characterized in that: comprise the master controller that control air source heat pump main frame opens or cuts out, the delivery port of air source heat pump main frame links to each other with the stiff end of a three-way magnetic valve, the Chang Kaiduan of three-way magnetic valve links to each other with the cold backwater water knockout drum in floor heating ground, is connected with the water return outlet of air source heat pump main frame after the cold water outlet water knockout drum in floor heating ground connects a water pump; The normal-closed end of described three-way magnetic valve links to each other with the water inlet of fan coil, the delivery port of fan coil is connected with the water return outlet of air source heat pump main frame after also connecting described water pump, the control end of described three-way magnetic valve links to each other with a humidity controller, and this three-way magnetic valve is controlled the unlatching of described normal-closed end and describedly often opened closing of band edge by described humidity controller.
Preferably, described central air conditioning plant also comprises a PTC semiconductor heat booster, and this PTC semiconductor heat booster links to each other with water-side heat in the air source heat pump main frame, the unlatching of described PTC semiconductor heat booster or close also by described main controller controls.
The present invention solves second kind of optional technical scheme that above-mentioned first technical problem adopts: this central air conditioning plant, it is characterized in that: comprise the master controller that control air source heat pump main frame opens or cuts out, the delivery port of air source heat pump main frame links to each other with the stiff end of a three-way magnetic valve, the Chang Kaiduan of three-way magnetic valve links to each other with the cold backwater water knockout drum in floor heating ground, is connected with the water return outlet of air source heat pump main frame after the cold water outlet water knockout drum in floor heating ground connects a water pump; The normal-closed end of described three-way magnetic valve links to each other with the water inlet of fan coil, the delivery port of fan coil is connected with the water return outlet of air source heat pump main frame after also connecting described water pump, the control end of described three-way magnetic valve links to each other with a humidity controller, this humidity controller links to each other with described master controller, the control end of described three-way magnetic valve also links to each other with described master controller, and described three-way magnetic valve is controlled the unlatching of described normal-closed end jointly and describedly often opened closing of band edge by described humidity controller and described master controller.
Same, described central air conditioning plant also can comprise a PTC semiconductor heat booster, and this PTC semiconductor heat booster links to each other with water-side heat in the air source heat pump main frame, the unlatching of described PTC semiconductor heat booster or close also by described main controller controls.
The present invention solves second technical scheme that problem adopted of above-mentioned technology:
When described central air conditioning plant adopts first kind of optional technical scheme, its progress control method be in described master controller, preserve first design temperature in advance, low second design temperature than first design temperature, in described humidity controller, preserve in advance and set relative humidity, when envionmental humidity when setting relative humidity, described humidity controller open described three-way magnetic valve Chang Kaiduan, close normal-closed end, when envionmental humidity when setting relative humidity, described humidity controller open described three-way magnetic valve normal-closed end, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
Described first design temperature is that a numerical value in 4～7 degrees centigrade is good, and described second design temperature is that a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade is good, and described setting relative humidity is that a numerical value in 35%～45% is good.
When described central air conditioning plant adopts second kind of optional technical scheme, its progress control method is to preserve first design temperature in described master controller in advance, low second design temperature than first design temperature, high the 3rd design temperature than first design temperature, in described humidity controller, preserve in advance and set relative humidity, when envionmental humidity smaller or equal to setting relative humidity, and environment temperature is during smaller or equal to the 3rd design temperature, described humidity controller and described master controller output control signal are opened the Chang Kaiduan of described three-way magnetic valve, close normal-closed end, when envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described humidity controller and described master controller output control signal are opened the normal-closed end of described three-way magnetic valve, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity and environment temperature smaller or equal to the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
Equally, described first design temperature is that a numerical value in 4～7 degrees centigrade is good, described second design temperature is that a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade is good, described the 3rd design temperature is that a numerical value in 18～22 degrees centigrade is good, and described setting relative humidity is that a numerical value in 35%～45% is good.
Compared with prior art, the invention has the advantages that:
1, two cooling and warming terminals is set, when freezing summer, the humidity controller of setting of the present invention can freeze according to provide the terrestrial surface radiation refrigeration or the fan coil of the setting relative humidity of preserving in advance, when envionmental humidity when setting relative humidity, freeze by terrestrial surface radiation, when envionmental humidity when setting relative humidity, by the fan coil separate refrigeration, thereby avoided terrestrial surface radiation refrigeration condensation trouble in summer.
2, directly utilize winter the underfloor heat exchanger tube of plant to heat, evenly heat or the cooling floor, water moves water as medium under low-temperature condition, the flames of anger, and safe in utilization, the life-span is long.Especially the present invention can control the operation of air source heat pump main frame and PTC semiconductor heat booster automatically according to environment temperature, has guaranteed the normal operation of the energy-conservation and ultra-low temperature surroundings of the colleges and universities of heating; The PTC semiconductor heat booster of wherein setting up can change according to water temperature and regulate power and surface temperature automatically, and is safe and efficient energy-conservation, and particularly northern ultralow temperature area (subzero 10 degree are following), this device still can normally move;
3, it is low, safe and reliable that central air conditioning plant provided by the invention has comfort and health health care, energy-efficient, Heat stability is good, operating cost, the advantage that service life is long.
Description of drawings
Fig. 1 is the structural representation of the central air conditioning plant of the embodiment of the invention one.
Fig. 2 is the structural representation of the central air conditioning plant of the embodiment of the invention two.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Embodiment one:
See also shown in Figure 1, this central air conditioning plant comprises air source heat pump main frame 1, PTC semiconductor heat booster 2, control air source heat pump main frame 1 and the unlatching of PTC semiconductor heat booster 2 or the master controller 3 of closing, three-way magnetic valve 4, humidity controller 5, fan coil 6, the cold backwater water knockout drum 7 in floor heating ground, the cold water outlet water knockout drum 8 in floor heating ground, be embedded in underfloor floor heating pipe 9, wherein PTC semiconductor heat booster 2 is arranged in the air source heat pump main frame 1, and 1 water-side heat 10 links to each other in this PTC semiconductor heat booster 2 and the air source heat pump main frame; The delivery port of air source heat pump main frame 1 links to each other with the stiff end of three-way magnetic valve 4, the Chang Kaiduan of three-way magnetic valve 4 links to each other with the cold backwater water knockout drum 7 in floor heating ground, the cold water outlet water knockout drum 8 in floor heating ground connects a water pump 11 backs and is connected with the water return outlet of air source heat pump main frame 1, floor heating cold backwater water knockout drum 7 and floor heating be connected floor heating pipe 9 between the cold water outlet water knockout drum 8; The normal-closed end of described three-way magnetic valve 4 links to each other with the water inlet of fan coil 6, the delivery port of fan coil also connects described water pump 11 backs and is connected with the water return outlet of air source heat pump main frame 1, described humidity controller 5 links to each other with the control end of described three-way magnetic valve 4, and this three-way magnetic valve 4 is controlled the unlatching of described normal-closed end and describedly often opened closing of band edge by described humidity controller 5.
The progress control method of above-mentioned central air conditioning plant is: preserve first design temperature in advance in described master controller, low second design temperature than first design temperature, in described humidity controller, preserve in advance and set relative humidity, when envionmental humidity when setting relative humidity, described humidity controller open described three-way magnetic valve Chang Kaiduan, close normal-closed end, when envionmental humidity when setting relative humidity, described humidity controller open described three-way magnetic valve normal-closed end, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
Described first design temperature is a numerical value in 4～7 degrees centigrade, described second design temperature is a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade, described setting relative humidity is a numerical value in 35%～45%, in the present embodiment, described first design temperature is 5 degrees centigrade, described second design temperature is subzero 5 degrees centigrade, and described setting relative humidity is 40%.
Embodiment two:
Different with embodiment one is, described humidity controller 5 links to each other with described master controller 3, the control end of described three-way magnetic valve 4 also links to each other with described master controller 3, described three-way magnetic valve 4 is controlled the unlatching of described normal-closed end jointly and is describedly often opened closing of band edge by described humidity controller 5 and described master controller 3, sees also shown in Figure 2.
The progress control method of the central air conditioning plant in the present embodiment is: in described master controller, preserve first design temperature in advance equally, than first design temperature low second design temperature, than first design temperature high the 3rd design temperature, in described humidity controller, preserve in advance and set relative humidity; The normal-closed end of described three-way magnetic valve only just can be opened greater than setting under relative humidity and the environment temperature situation satisfied simultaneously greater than these two conditions of the 3rd design temperature at envionmental humidity, promptly work as envionmental humidity smaller or equal to setting relative humidity, and environment temperature is during smaller or equal to the 3rd design temperature, described humidity controller and described master controller output control signal are opened the Chang Kaiduan of described three-way magnetic valve, close normal-closed end, when envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described humidity controller and described master controller are exported the normal-closed end that control signal is opened described three-way magnetic valve simultaneously, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity and environment temperature smaller or equal to the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
Described first design temperature is a numerical value in 4～7 degrees centigrade, described second design temperature is a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade, described the 3rd design temperature is a numerical value in 18～22 degrees centigrade, and described setting relative humidity is a numerical value in 35%～45%.In the present embodiment, described first design temperature is 5 degrees centigrade, and described second design temperature is subzero 5 degrees centigrade, and described the 3rd design temperature is 20 degrees centigrade, and described setting relative humidity is 40%.
Claims (8)
1. central air conditioning plant, it is characterized in that: comprise the master controller that control air source heat pump main frame opens or cuts out, the delivery port of air source heat pump main frame links to each other with the stiff end of a three-way magnetic valve, the Chang Kaiduan of three-way magnetic valve links to each other with the cold backwater water knockout drum in floor heating ground, is connected with the water return outlet of air source heat pump main frame after the cold water outlet water knockout drum in floor heating ground connects a water pump, is connected floor heating pipe between the cold water outlet water knockout drum to the cold backwater water knockout drum in floor heating ground and floor heating; The normal-closed end of described three-way magnetic valve links to each other with the water inlet of fan coil, the delivery port of fan coil is connected with the water return outlet of air source heat pump main frame after also connecting described water pump, the control end of described three-way magnetic valve links to each other with a humidity controller, and this three-way magnetic valve is controlled the unlatching of described normal-closed end and describedly often opened closing of band edge by described humidity controller.
2. central air conditioning plant according to claim 1, it is characterized in that: described central air conditioning plant also comprises a PTC semiconductor heat booster, this PTC semiconductor heat booster links to each other with water-side heat in the air source heat pump main frame, the unlatching of described PTC semiconductor heat booster or close also by described main controller controls.
3. central air conditioning plant, it is characterized in that: comprise the master controller that control air source heat pump main frame opens or cuts out, the delivery port of air source heat pump main frame links to each other with the stiff end of a three-way magnetic valve, the Chang Kaiduan of three-way magnetic valve links to each other with the cold backwater water knockout drum in floor heating ground, is connected with the water return outlet of air source heat pump main frame after the cold water outlet water knockout drum in floor heating ground connects a water pump; The normal-closed end of described three-way magnetic valve links to each other with the water inlet of fan coil, the delivery port of fan coil is connected with the water return outlet of air source heat pump main frame after also connecting described water pump, the control end of described three-way magnetic valve links to each other with a humidity controller, this humidity controller links to each other with described master controller, the control end of described three-way magnetic valve also links to each other with described master controller, and described three-way magnetic valve is controlled the unlatching of described normal-closed end jointly and describedly often opened closing of band edge by described humidity controller and described master controller.
4. central air conditioning plant according to claim 3, it is characterized in that: described central air conditioning plant also comprises a PTC semiconductor heat booster, this PTC semiconductor heat booster links to each other with water-side heat in the air source heat pump main frame, the unlatching of described PTC semiconductor heat booster or close also by described main controller controls.
5. progress control method as central air conditioning plant as described in the claim 2, it is characterized in that: in described master controller, preserve first design temperature in advance, low second design temperature than first design temperature, in described humidity controller, preserve in advance and set relative humidity, when envionmental humidity when setting relative humidity, described humidity controller is opened the Chang Kaiduan of described three-way magnetic valve, close normal-closed end, when envionmental humidity when setting relative humidity, described humidity controller is opened the normal-closed end of described three-way magnetic valve, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
6. progress control method according to claim 5, it is characterized in that: described first design temperature is a numerical value in 4～7 degrees centigrade, described second design temperature is a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade, and described setting relative humidity is a numerical value in 35%～45%.
7. progress control method as central air conditioning plant as described in the claim 4, it is characterized in that: in described master controller, preserve first design temperature in advance, low second design temperature than first design temperature, high the 3rd design temperature than first design temperature, in described humidity controller, preserve in advance and set relative humidity, when envionmental humidity smaller or equal to setting relative humidity, and environment temperature is during smaller or equal to the 3rd design temperature, described humidity controller and described master controller output control signal are opened the Chang Kaiduan of described three-way magnetic valve, close normal-closed end, when envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described humidity controller and described master controller output control signal are opened the normal-closed end of described three-way magnetic valve, close Chang Kaiduan;
When needs heat, when environment temperature during more than or equal to first design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature more than or equal to second design temperature during less than first design temperature, described master controller is opened described air source heat pump main frame and described PTC semiconductor heat booster simultaneously, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit; When environment temperature during less than second design temperature, described master controller cuts out described air source heat pump main frame, opens described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circulation heating circuit;
When needs freeze, when envionmental humidity when setting relative humidity and environment temperature smaller or equal to the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the Chang Kaiduan of three-way magnetic valve connects, and air source heat pump main frame water goes out, the cold backwater water knockout drum in floor heating ground links to each other, the cold water outlet water knockout drum in floor heating ground, air source heat pump main frame backwater form the circularly cooling loop; When envionmental humidity when setting relative humidity and environment temperature greater than the 3rd design temperature, described master controller opens described air source heat pump main frame, cuts out described PTC semiconductor heat booster, at this moment, the normal-closed end of three-way magnetic valve is connected, and air source heat pump main frame water goes out, fan coil and air source heat pump main frame backwater form the circularly cooling loop.
8. progress control method according to claim 7, it is characterized in that: described first design temperature is a numerical value in 4～7 degrees centigrade, described second design temperature is a numerical value in subzero 4 degrees centigrade to subzero 6 degrees centigrade, described the 3rd design temperature is a numerical value in 18～22 degrees centigrade, and described setting relative humidity is a numerical value in 35%～45%.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185378A (en) * | 2013-03-30 | 2013-07-03 | 刘玉岭 | Cold and hot water double-loop air-conditioning system |
| CN108859653A (en) * | 2018-04-03 | 2018-11-23 | 浙江吉利控股集团有限公司 | A kind of electric automobile air conditioner control method and system |
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2010
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103185378A (en) * | 2013-03-30 | 2013-07-03 | 刘玉岭 | Cold and hot water double-loop air-conditioning system |
| CN108859653A (en) * | 2018-04-03 | 2018-11-23 | 浙江吉利控股集团有限公司 | A kind of electric automobile air conditioner control method and system |
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| CN101832604B (en) | 2012-06-06 |
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