CN106196378A - The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control - Google Patents

The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control Download PDF

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Publication number
CN106196378A
CN106196378A CN201610762195.2A CN201610762195A CN106196378A CN 106196378 A CN106196378 A CN 106196378A CN 201610762195 A CN201610762195 A CN 201610762195A CN 106196378 A CN106196378 A CN 106196378A
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CN
China
Prior art keywords
air
operating room
humidity
temperature
wind
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610762195.2A
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Chinese (zh)
Inventor
卜从兵
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SUZHOU WOODI PURIFICATION SYSTEM CO Ltd
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SUZHOU WOODI PURIFICATION SYSTEM CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN201610762195.2A priority Critical patent/CN106196378A/en
Publication of CN106196378A publication Critical patent/CN106196378A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003Exclusively-fluid systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/0001Control or safety arrangements for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00Use of energy recovery systems in air conditioning, ventilation or screening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F2003/144Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only

Abstract

The present invention provides the constant temperature and humidity air-conditioning system of a kind of clean operating room independent temperature-humidity control, the Fresh air handling units including Cooling and Heat Source unit, controlling operation indoor relative humidity and the Cycle Unit controlling operation indoor temperature, new wind mixes with the return air in operating room after Fresh air handling units processes, mixing wind enters Cycle Unit and fills into operating room after treatment, Fresh air handling units includes that one-level table is cold and secondary table is cold, and secondary table is cold for freon direct evaporative cooler;Cycle Unit includes the chilled water dry coil pipe surface cooler operating under dry cooling condition state.The constant temperature and humidity air-conditioning system of the present invention, temperature and relative humidity are respectively by different unit allocation, by the cold dehumidifying of Fresh air handling units depthmeter, send into the enthalpy new wind less than operation indoor air conditions point enthalpy, utilize dry fresh air to offset indoor wet dissipation, independently control the relative humidity in operating room with this;Independently controlled indoor temperature by operating room Cycle Unit, it is not necessary to reheating, without cold-hot counteraction phenomenon, greatly reduce overall energy consumption.

Description

The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control
Technical field
The invention belongs to air-conditioning technical field, the constant temperature being specifically related to a kind of clean operating room independent temperature-humidity control is permanent Wet air conditioning system.
Background technology
What operating room construction system was widely used at present is that primary retirn air adds reheat system or secondary return air system, it is achieved permanent Constant temperature and humidity pattern, needs reheating, reheating to there will be a large amount of cold-hot counteraction phenomenon, causes great energy dissipation, do not meet building Power-saving technology code requirement.
Summary of the invention
For solving above-mentioned technical problem, the constant temperature that the invention provides a kind of clean operating room independent temperature-humidity control is permanent Wet air conditioning system, system stability is reliable, solves a large amount of cold-hot counteractions needing reheating to cause in tradition constant temperature and humidity processing mode Problem, is substantially reduced overall energy consumption.
For reaching above-mentioned purpose, technical scheme is as follows: a kind of clean operating room independent temperature-humidity control Constant temperature and humidity air-conditioning system, it is characterised in that: include Cooling and Heat Source unit, the Fresh air handling units controlling operation indoor relative humidity and control The Cycle Unit of system operation indoor temperature, new wind mixes with the return air in described operating room after described Fresh air handling units processes, mixed Close the described Cycle Unit of wind entrance and fill into described operating room after treatment,
-described Fresh air handling units, it includes that one-level table is cold and secondary table is cold, and described one-level table is cold cold for chilled water coil pipe table Device, described secondary table is cold for freon direct evaporative cooler, and the new wind degree of depth is dehumidified by described freon direct evaporative cooler;
-described Cycle Unit, it includes the chilled water dry coil pipe surface cooler operating under dry cooling condition state.
In one preferred embodiment of the present invention, farther including described Cooling and Heat Source unit is four-pipe system total heat recovery machine Group.
In one preferred embodiment of the present invention, the front end being positioned at air outlet in farther including described Fresh air handling units is provided with Just effect, middle effect, sub-efficiently tertiary filter.
In one preferred embodiment of the present invention, farther including described Fresh air handling units is without spiral case two fans group, one Blower fan group normally uses, a wind unit reserve.
In one preferred embodiment of the present invention, farther include
-described Fresh air handling units, it has new wind air intake vent, new wind air outlet;
-described operating room, it has return air inlet, exhaust outlet and wind-supplying mouth;
-described Cycle Unit, it has mixing wind entrance, mixing wind outlet;
Described new wind air intake vent connects described mixing wind entrance by fresh wind tube, and described return air inlet connects institute by backwind tube Stating mixing wind entrance, described mixing wind air outlet connects described wind-supplying mouth by secondary air channel.
In one preferred embodiment of the present invention, the junction farther including described secondary air channel and wind-supplying mouth is provided with Drain Resistance Type vertical current air blowing hood.
In one preferred embodiment of the present invention, farther include described backwind tube be provided with volume damper, fire resisting damper, Micro-perforated plate muffler, air pipe check valve, the front end of described new wind air intake vent is provided with electronic two air-valves.
In one preferred embodiment of the present invention, farther include described fresh wind tube and be provided with micro-perforated plate muffler, dibit Determine air quantity valve.
In one preferred embodiment of the present invention, farther include described secondary air channel and be provided with micro-perforated plate muffler, fire prevention Valve.
In one preferred embodiment of the present invention, farther include described exhaust outlet and carry out air draft by exhaust duct, described Exhaust duct is provided with fire resisting damper, micro-perforated plate muffler, exhaust blower, volume damper and air pipe check valve.
The invention has the beneficial effects as follows:
One, the constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control of the present invention, temperature is wet with relative Degree is respectively by different unit allocation, by the cold dehumidifying of Fresh air handling units depthmeter, sends into enthalpy less than operation indoor air conditions point The new wind of enthalpy, utilizes dry fresh air to offset indoor wet dissipation, independently controls the relative humidity in operating room with this;By operating room Cycle Unit independently controls indoor temperature, it is not necessary to reheating, without cold-hot counteraction phenomenon, greatly reduces overall energy consumption;
Two, secondary table cold employing freon direct evaporative cooler, Strong dehumidifying ability;Meanwhile, freon direct evaporation The use of cooler, the refrigerating capacity of its excellence makes Cycle Unit can use the chilled water of higher temperature, is conducive to improving The Energy Efficiency Ratio of Cooling and Heat Source unit;
Three, Cycle Unit coil pipe runs under dry cooling condition state, will not produce condensed water, is difficult to grow during use Antibacterial, composite sanitary requirement;
The waste heat four, utilizing four-pipe system total heat recovery unit rises temperature-heat-source as operating room in operation process, permissible Save mass energy.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in embodiment of the present invention technology, in embodiment technology being described below The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings Obtain other accompanying drawing.
Fig. 1 is the system diagram of the preferred embodiment of the present invention;
Fig. 2 is the psychrometric chart of preferred embodiment of the present invention air conditioning system.
Wherein: 21-new wind entrance, the new wind of 22-exports, 23-fresh wind tube;
4-operating room, 41-return air inlet, 42-exhaust outlet, 43-wind-supplying mouth, 44-backwind tube, 45-exhaust duct;
61-mixing wind entrance, 62-mixing wind exports, 63-secondary air channel;
PAU-Fresh air handling units, AHU-Cycle Unit, HFU-Drain Resistance type vertical current air blowing hood, VD-volume damper, FVD-prevents Fire valve, SKW-micro-perforated plate muffler, ZV-air pipe check valve, electronic two air-valves of MVD-, VAV-dibit determines air quantity valve, EF-air draft Machine, the new wind of OA-, SA-blows, RA-return air, EA-air draft.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.
Embodiment
As shown in Figure 1, 2, the present embodiment discloses the constant temperature and humidity of a kind of clean operating room independent temperature-humidity control Air conditioning system, the Fresh air handling units PAU including Cooling and Heat Source unit, controlling operation indoor relative humidity and control operation indoor temperature Cycle Unit AHU, new wind OA mixes with the return air in described operating room 4 after described Fresh air handling units PAU processes, and mixing wind enters Described Cycle Unit AHU fills into described operating room 4 after treatment;Temperature in operating room 4 and relative humidity are respectively by different Unit allocation, by the Fresh air handling units cold dehumidifying of PAU depthmeter, sends into enthalpy less than the new wind of air condition point enthalpy in operating room 4 (air-supply enthalpy less than 30.32Kj/kg), utilizes dry fresh air to offset wet dissipation in operating room 4, independently controls operating room 4 with this Interior relative humidity;Indoor temperature is independently controlled, it is not necessary to reheating, without cold-hot counteraction phenomenon, significantly by operating room Cycle Unit AHU Reduction entirety energy consumption.
Concrete, described Fresh air handling units PAU normally uses without spiral case two fans group, a blower fan group, and a blower fan group is standby With, it includes that one-level table is cold and secondary table is cold, and described one-level table is cold for chilled water coil pipe surface cooler, and described secondary table is cold for fluorine profit High direct evaporative cooler, the new wind degree of depth is dehumidified by described freon direct evaporative cooler.New wind OA is cold pre-by one-level table Cold, then by the secondary table cold dehumidifying of cold depthmeter, output enthalpy is less than the dry fresh air OA, Fresh air handling units PAU of 30.32Kj/kg Inside being positioned at the front end of air outlet to be provided with junior middle school and imitate tertiary filter, dry fresh air OA enters operating room 4 after filtering and can offset Wet dissipation in operating room 4, thus the purpose of relative humidity in reaching independently to control operating room 4.
Fresh air handling units PAU is the wettest in independently undertaking operating room 4 to be met, and it requires cooling coil in Fresh air handling units PAU The cold dehumidifying effect of table strengthen, chilled water supply water temperature is the lowest more good, is usually no more than 7 degree, but chilled water in actual application Inflow temperature is general all considerably beyond 7 degree, by using freon direct evaporative cooler that new wind is carried out secondary table cold treatment, The refrigerating capacity of its excellence makes Cycle Unit AHU can use the chilled water of higher temperature, is conducive to improving Cooling and Heat Source unit Energy Efficiency Ratio.
Described Cycle Unit AHU, it includes the chilled water dry coil pipe surface cooler operating under dry cooling condition state, and chilled water is done Coil pipe surface cooler only need to control the temperature of operating room 4, it is not necessary to reheating, does not has cold-hot counteraction problem, is substantially reduced overall energy consumption; Separately, Cycle Unit coil pipe runs under dry cooling condition state, will not produce condensed water, is difficult to breed bacteria during use.
As a further improvement on the present invention, described Cooling and Heat Source unit is four-pipe system total heat recovery unit, utilizes four-pipe system The waste heat of total heat recovery unit rises temperature-heat-source as operating room in operation process, can save mass energy.
Based on above-mentioned design, currently preferred air conditioning system is as it is shown in figure 1, described Fresh air handling units PAU has new wind enters Air port 21, new wind air outlet 22, operating room 4 has return air inlet 41, exhaust outlet 42 and wind-supplying mouth 43, and Cycle Unit AHU has mixed Closing wind entrance 61, mixing wind outlet 62, described new wind air intake vent 21 connects described mixing wind entrance 61 by fresh wind tube 23, described Return air inlet 41 connects described mixing wind entrance 61 by backwind tube 44, and described mixing wind air outlet 62 connects institute by secondary air channel 63 Stating wind-supplying mouth 43, new wind OA mixes with the return air in operating room 4 after Fresh air handling units PAU processes, and mixing wind enters Cycle Unit AHU fills into operating room 4 after treatment.
Wherein, described secondary air channel 63 is provided with Drain Resistance type vertical current air blowing hood HFV, described return air with the junction of wind-supplying mouth 43 Pipe 44 is provided with volume damper VD, fire resisting damper FVD, micro-perforated plate muffler SKW, air pipe check valve ZV, described new wind air intake vent The front end of 21 is provided with electronic two air-valve MVD, and described fresh wind tube 23 is provided with micro-perforated plate muffler SKW, dibit determines air quantity valve, institute Stating secondary air channel 63 and be provided with micro-perforated plate muffler SKW, fire resisting damper FVD, described exhaust outlet 42 carries out air draft, institute by exhaust duct 45 State exhaust duct and be provided with fire resisting damper FVD, micro-perforated plate muffler SKW, exhaust blower EF, volume damper VD and air pipe check valve ZV.
The air conditioning system designed according to such structure, uses the clean operating room in one Grade III Class A hospital in District of Shanghai In, hundred grades of operating room areas 50 square metres, highly 3 meters, indoor temperature 24 DEG C, relative humidity 50%, operating room personnel 12 people, hands Art room is located at 3 floor, and upper strata is interlayer;Calculate between clean operating room 10 according to this configuration, use primary retirn air to add Reheating scheme, general refrigeration ability is 270kW, runs 2000h, year power consumption year power consumption 540,000 kW h every year;Use the system of the present invention, General refrigeration ability is about 180kW, runs 2000h, year power consumption 360,000 kW h every year.Visible, use the air conditioning system of the present invention than tradition Primary retirn air add the every young electricity consumption 180,000 kW h of reheating scheme, energy-conservation more than 30%.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention. Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one The widest scope caused.

Claims (10)

1. the constant temperature and humidity air-conditioning system of a clean operating room independent temperature-humidity control, it is characterised in that: include Cooling and Heat Source Unit, control operation indoor relative humidity Fresh air handling units and control operation indoor temperature Cycle Unit, new wind through described newly Blower fan group mixes with the return air in described operating room after processing, and mixing wind enters described Cycle Unit and fills into described hands after treatment Art room,
-described Fresh air handling units, it includes that one-level table is cold and secondary table is cold, and described one-level table is cold for chilled water coil pipe surface cooler, institute Stating secondary table cold for freon direct evaporative cooler, the new wind degree of depth is dehumidified by described freon direct evaporative cooler;
-described Cycle Unit, it includes the chilled water dry coil pipe surface cooler operating under dry cooling condition state.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 1, its feature It is: described Cooling and Heat Source unit is four-pipe system total heat recovery unit.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 1, its feature It is: the front end being positioned at air outlet in described Fresh air handling units is provided with just effect, middle effect, sub-efficiently tertiary filter.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 1, its feature It is: described Fresh air handling units is for without spiral case two fans group, and a blower fan group normally uses, a wind unit reserve.
5. according to the constant-temperature constant-humidity air-conditioner system of the clean operating room independent temperature-humidity control described in any one of claim 1-4 System, it is characterised in that:
-described Fresh air handling units, it has new wind air intake vent, new wind air outlet;
-described operating room, it has return air inlet, exhaust outlet and wind-supplying mouth;
-described Cycle Unit, it has mixing wind entrance, mixing wind outlet;
Described new wind air intake vent connects described mixing wind entrance by fresh wind tube, and described return air inlet connects described mixed by backwind tube Closing wind entrance, described mixing wind air outlet connects described wind-supplying mouth by secondary air channel.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 5, its feature It is: described secondary air channel is provided with Drain Resistance type vertical current air blowing hood with the junction of wind-supplying mouth.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 5, its feature It is: described backwind tube is provided with volume damper, fire resisting damper, micro-perforated plate muffler, air pipe check valve, described new wind air intake vent Front end be provided with electronic two air-valves.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 5, its feature It is: described fresh wind tube is provided with micro-perforated plate muffler, dibit determines air quantity valve.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 5, its feature It is: described secondary air channel is provided with micro-perforated plate muffler, fire resisting damper.
The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control the most according to claim 5, its feature Be: described exhaust outlet carries out air draft by exhaust duct, described exhaust duct be provided with fire resisting damper, micro-perforated plate muffler, exhaust blower, Volume damper and air pipe check valve.
CN201610762195.2A 2016-08-30 2016-08-30 The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control Pending CN106196378A (en)

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Application Number Priority Date Filing Date Title
CN201610762195.2A CN106196378A (en) 2016-08-30 2016-08-30 The constant temperature and humidity air-conditioning system of clean operating room independent temperature-humidity control

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107560118A (en) * 2017-09-12 2018-01-09 深圳达实智能股份有限公司 A kind of establishing method and device of hospital's refrigeration host computer chilled water supply water temperature
CN111649435A (en) * 2020-06-01 2020-09-11 武汉世纪白马系统工程有限公司 Air conditioner fresh air and clean unit modularization temperature and humidity separate control device and system

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CN201973816U (en) * 2011-04-08 2011-09-14 上海东健净化有限公司 Air dehumidifier for purifying operating room
CN202109596U (en) * 2011-06-22 2012-01-11 西安市四腾工程有限公司 Temperature and humidity independent regulation air-conditioning system for clean operating department
CN202630260U (en) * 2012-06-13 2012-12-26 上海东健净化有限公司 Novel air treatment system for purifying operating room
JP2014087384A (en) * 2012-10-29 2014-05-15 Miwa Iryo Denki Kk Air conditioner for operation room
CN103968454A (en) * 2013-01-25 2014-08-06 肖才新 Constant-temperature and constant-humidity clean air-conditioning energy saving system
CN205957377U (en) * 2016-08-30 2017-02-15 苏州市华迪净化系统有限公司 Clean operating room is with temperature humidity independent control's constant -temperature -and -humidity air conditioning system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201973816U (en) * 2011-04-08 2011-09-14 上海东健净化有限公司 Air dehumidifier for purifying operating room
CN202109596U (en) * 2011-06-22 2012-01-11 西安市四腾工程有限公司 Temperature and humidity independent regulation air-conditioning system for clean operating department
CN202630260U (en) * 2012-06-13 2012-12-26 上海东健净化有限公司 Novel air treatment system for purifying operating room
JP2014087384A (en) * 2012-10-29 2014-05-15 Miwa Iryo Denki Kk Air conditioner for operation room
CN103968454A (en) * 2013-01-25 2014-08-06 肖才新 Constant-temperature and constant-humidity clean air-conditioning energy saving system
CN205957377U (en) * 2016-08-30 2017-02-15 苏州市华迪净化系统有限公司 Clean operating room is with temperature humidity independent control's constant -temperature -and -humidity air conditioning system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107560118A (en) * 2017-09-12 2018-01-09 深圳达实智能股份有限公司 A kind of establishing method and device of hospital's refrigeration host computer chilled water supply water temperature
CN111649435A (en) * 2020-06-01 2020-09-11 武汉世纪白马系统工程有限公司 Air conditioner fresh air and clean unit modularization temperature and humidity separate control device and system

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