CN106369784A - Integrated air conditioning terminal device and control method thereof - Google Patents
Integrated air conditioning terminal device and control method thereof Download PDFInfo
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- CN106369784A CN106369784A CN201610910140.1A CN201610910140A CN106369784A CN 106369784 A CN106369784 A CN 106369784A CN 201610910140 A CN201610910140 A CN 201610910140A CN 106369784 A CN106369784 A CN 106369784A
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- water pump
- temperature
- air outlet
- air inlet
- return air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the field of building energy conservation and air-conditioning and ventilation control, in particular to an integrated air conditioning terminal device and a control method thereof. The integrated air conditioning terminal device comprises a terminal chamber, wherein a return air inlet and an air outlet which communicate with an integrated air conditioner are formed in the terminal chamber, a coil is mounted in the terminal chamber between the return air inlet and the air outlet, and a fan is mounted in the terminal chamber between the coil and the air outlet; and two ends of the coil are connected respectively with a water inlet pipe and a water outlet pipe which are located outside the terminal chamber. The integrated air conditioning terminal device is characterized in that a variable-frequency water pump is mounted on the water inlet pipe and controls and regulates the water flux in the coil through a control device. By means of linkage control of start-stop of the water pump and opening-closing of a valve, the damage risk of the water pump is reduced, the working stability of the device is improved, and the device has obvious technical advancement, remarkable economical efficiency and high practicability and has broad market application prospect.
Description
Technical field
The present invention relates to building energy conservation and air conditioner ventilation control field, in particular to a kind of integral air conditioner end equipment and
Its control method.
Background technology
The air-conditioner tail end equipment of public building central air conditioner system is mainly fan coil or air-treatment unit at present.This
Plant the resistance balance that traditional air conditioning system realizes whole water system by adjusting the resistance of aqueduct valve (common name balanced valve),
And then ensure the discharge of each air conditioning terminal；Air is sent into indoor, with full after coil pipe carries out hot and cold exchange again by blower fan
The thermal comfort in sufficient room requires.Due to the complexity of air-conditioner water system, when carrying out resistance balance regulation using pipeline valve
Larger energy dissipation can be caused, increase air conditioning energy consumption.For fan coil system, required under the conditions of different load
Discharge is continually changing, and system can only be controlled by the switch of the valve on coil pipe water pipe, mutually dry between system
Disturb big；Blower fan also generally adopts three velocity modulation sections it is impossible to control indoor air quality well.For air-treatment unit, generally
On return pipe, setting control valve, to control the discharge of coil pipe, in order to ensure good control characteristic, generally requires maintenance
Before and after valve, the pressure reduction of both sides is in 4～6 meter water columns.No matter switching mode water valve or adjustment type water valve, all some hydraulic energy
Amount is consumed by the throttling of flow control valve.Additionally, typically air conditioning unit, valve, air conditioning unit control chamber are by different
Service of goods business provides, and leads to Coordination each other big, does not often reach desired control effect.
Content of the invention
Present invention aim to the prior art solving to mention in above-mentioned background technology passes through Valve controlling coil pipe stream
The mode of amount can be lost a part of hydraulic energy and lack the problem that synergic adjustment leads to control effect difference, provide a kind of one
Change air-conditioner tail end equipment and its control method.
The technical scheme is that a kind of integral air conditioner end equipment, including end cavity, described end cavity
On be provided with the return air inlet connecting with integral air conditioner and air outlet, be located at the position between return air inlet and air outlet in the cavity of end
Put and coil pipe is installed, in the end cavity between coil pipe and air outlet, blower fan is installed；The two ends of described coil pipe respectively with position
Water inlet pipe outside the cavity of end and outlet pipe connect it is characterised in that: on described water inlet pipe, variable-frequency water pump is installed,
Described water pump controls to adjust the circulation water yield in coil pipe by control device.
Further described air outlet is provided with air outlet temperature sensor, is provided with return air inlet temperature at return air inlet
Sensor；Described air outlet temperature sensor and return air inlet temperature sensor and control device data communication.
The valve controlling water inlet pipe folding is further provided with described water inlet pipe；Described valve is located at water pump
In upstream line, valve is electrically connected with control device.
Further described control device includes switch board；It is provided with water pump control modules, wind in described switch board
Machine control module, valve control module and on and off switch；Described water pump control modules are electrically connected with water pump, fan control module
Electrically connect with blower fan, valve control module is electrically connected with valve, air outlet temperature sensor and water pump control modules data communication,
Return air inlet temperature sensor and fan control module data communication.
A kind of integral air conditioner end equipment control method it is characterised in that: comprise the following steps:
1), fan operation is opened by fan control module, open valve, then postpone to open water by water pump control modules
Pump, each part of device normally runs；
2) reality of air outlet and return air inlet, is measured respectively using air outlet temperature sensor and return air inlet temperature sensor
Temperature, and measurement data is fed back to respectively water pump control modules and fan control module；
3), water pump control modules adjust the running frequency of water pump according to the air outlet temperature measurement data of feedback, thus changing
The discharge becoming in coil pipe adjusts air outlet temperature；
4), fan control module adjusts the running frequency of blower fan according to the return air inlet temperature measuring data of feedback, thus changing
Become the Boiler pressure control return air inlet temperature in the cavity of end.
Further in described step 3, water pump control modules adjust water according to the air outlet temperature measurement data of feedback
The method of pump operation frequency is:
1), when air outlet actual temperature t1Less than air outlet design temperature t0When, water pump control modules output frequency variation signal fall
The running frequency of low water pump, reduces the circulation water yield in coil pipe, adjusts air outlet temperature to design temperature；
2), when air outlet actual temperature t1More than air outlet design temperature t0When, water pump control modules output frequency variation signal carries
The running frequency of high water pump, increases the circulation water yield in coil pipe, adjusts air outlet temperature to design temperature；
3), when air outlet actual temperature t1Equal to air outlet design temperature t0When, water pump control modules (14) maintain water pump
Running frequency is constant.
Further, when water pump control modules export frequency variation signal and reduce the running frequency of water pump to below 15hz, water
Pump control module maintains water pump to run 10～20min under this frequency, and water pump control modules output control signal stops water pump
Run, valve control module output control signal closes valve.
Further in described step 4, fan control module adjusts wind according to the return air inlet temperature measuring data of feedback
The method of the running frequency of machine is:
1), when return air inlet actual temperature t1Less than return air inlet design temperature t0When, fan control module output frequency variation signal fall
The running frequency of low blower fan, reduces the air output of end cavity, and the temperature adjusting return air inlet is to design temperature；
2), when return air inlet actual temperature t1More than return air inlet design temperature t0When, fan control module output frequency variation signal carries
The running frequency of high blower fan, increases the air output of end cavity, and the temperature adjusting return air inlet is to design temperature；
3), when return air inlet actual temperature t1Equal to return air inlet design temperature t0When, fan control module maintains the operating of blower fan
Frequency is constant.
Further in described step 1, it is 1～2min that water pump control modules control the time that water pump postpones to open.
The integral air conditioner end equipment that the present invention provides and its control method can maintain the air conditioning terminal to go out, return air temperature
Constant, improve the thermal comfort in room, replace valve balancing frame pipe flow amount using water pump, it is to avoid unnecessary energy dissipation.
The built-in switch board of device is integrated with control to realize air processor, it is to avoid produce association because of multiple service of goods business
The problems such as adjust difficult.The control method providing can control water pump and the frequency conversion of blower fan to transport according to device air-out, return air temperature
OK, realize device efficient energy-saving to run.Water pump start and stop and valve switch coordinated signals, reduce the injured risk of water pump, carry
The high job stability of device, has obvious technical advance, significant economy and very strong practicality, has wide
Market application foreground.
Brief description
The structural representation of Fig. 1: the present invention；
Wherein: 1 end cavity；2 coil pipes；3 blower fans；4 air outlets；5 return air inlets；6 water pumps；7 valves；
8 water inlet pipes；9 outlet pipes；10 air outlet temperature sensors；11 return air inlet temperature sensors；12 switch boards；13—
On and off switch；14 water pump control modules；15 fan control module；16 valve control modules；17 pump variable frequency devices；
18 fan frequency converters；19 valve actuators.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As Fig. 1, a kind of integral air conditioner end equipment, including end cavity 1, end cavity 1 is mounted in integrated air
Adjust the hollow structure of end, end cavity 1 is provided with the return air inlet 5 being connected with integral air conditioner and air outlet 4.
The position being located between return air inlet 5 and air outlet 4 in end cavity 1 is provided with coil pipe 2, water flowing in coil pipe 2, passes through
The water of flowing carries out heat exchange with the air in end cavity 1, is provided with wind in the end cavity 1 between coil pipe 2 and air outlet 4
Machine 3, is driven by blower fan 3 and for the air in end cavity 1 to carry out suction discharge.The water inlet pipe 8 of coil pipe 2 and outlet pipe 9 and all
Outside end cavity 1, the present embodiment installs water pump 6 on water inlet pipe 8, drives the water flowing in coil pipe 2 by water pump 6, real
The quick exchange of existing heat between coil pipe 2 and end cavity 1.
In order to protect the stable operation of water pump 6, the present embodiment is provided with valve 7 on water inlet pipe 8, is controlled by valve 7
The folding of coil pipe 2, it is to avoid the waste of the water yield, reduces the loss of water pump 6.
The present embodiment controls water pump 6, valve 7 and blower fan 3 by control device, realizes Automatic Control, in order to increase
Control accuracy, the present embodiment is provided with air outlet temperature sensor 10 at air outlet 4, is provided with return air inlet temperature at return air inlet 5
Degree sensor 11, air outlet temperature sensor 10 and return air inlet temperature sensor 11 and control device data communication.
As shown in figure 1, the control device of the present embodiment includes switch board 12, in switch board 12, it is provided with water pump control modules
14th, fan control module 15, valve control module 16 and on and off switch 13, water pump control modules 14 are electrically connected with water pump 6, actual
Charging pump control module 14 adjusts the frequency of water pump 6 by pump variable frequency device 17, and fan control module 15 is electrically connected with blower fan 3
Connect, fan control module 15 adjusts the operating frequency of blower fan 3, valve control module 16 and valve 7 by fan frequency converter 18
Electrical connection, valve control module 16 realizes the folding of valve 7 by valve actuator 19.Water pump 6 is mainly used to adjust air-out
The temperature of mouth 4, therefore air outlet temperature sensor 10 and water pump control modules 14 data communication, blower fan 3 is mainly used to adjust back
The temperature in air port 5, therefore return air inlet temperature sensor 11 and fan control module 15 data communication.
As can be seen here, the present embodiment comprises three big modules, water pump module, blower fan module and valve module, controls water respectively
The operating of pump 6, blower fan 3 and valve 7, is also carried out data exchange each other, reaches the purpose of Collaborative Control, enhances whole knot
The regulation stability of structure, further reduces the energy consumption of whole device.
During use, 1, open switch board 12 on and off switch 13, by valve control module 16 Open valve 7, blower fan control
Molding block 15 is opened blower fan 3 and is run, and water pump control modules 14 control water pump 6 to postpone to open, and postpone unlatching and avoid not filling in the water yield
Affect the operation of water pump 6 in the case of abundant, be typically set in 1～2min, control all of part the time delay of the present embodiment
Normal operation；
2nd, typing air outlet design temperature t in switch board 120With return air inlet design temperature t0, passed by air outlet temperature
Sensor 10 and return air inlet temperature sensor 11 measure the actual temperature of air outlet 4 and return air inlet 5, and by air outlet actual temperature t1
It is delivered to water pump control modules 14, by return air inlet actual temperature t1It is delivered to fan control module 15；
3rd, water pump control modules 14 compare air outlet actual temperature t1With air outlet design temperature t0, adjusted according to comparative result
The running frequency of water saving pump 6, thus the discharge changing in coil pipe 2 adjusts air outlet temperature；
The method of the control water pump 6 of water pump control modules 14 is: 1), when air outlet actual temperature t1Set less than air outlet
Temperature t0When, water pump control modules 14 export the running frequency that frequency variation signal reduces water pump 6, reduce the circulation water yield in coil pipe 2,
Adjust air outlet temperature to design temperature,
2), when air outlet actual temperature t1More than air outlet design temperature t0When, water pump control modules 14 export frequency variation signal
Improve the running frequency of water pump 6, increase the circulation water yield in coil pipe 2, adjust air outlet temperature to design temperature,
3), when air outlet actual temperature t1Equal to air outlet design temperature t0When, water pump control modules 14 maintain water pump 6
Running frequency is constant, maintains air outlet temperature equal with design temperature；
In air outlet actual temperature t1Less than air outlet design temperature t0When, water pump control modules 14 output frequency variation signal by
The running frequency gradually reducing water pump 6, to below 15hz, maintains water pump 6 to run 10～20min, water pump control modules under this frequency
14 output control signals stop the operation of water pump 6, and valve control module 16 output control signal closes valve 7.Fortune when water pump 6
Line frequency thinks that water pump 6 can stop when being less than 15hz；
4th, fan control module 15 compares return air inlet actual temperature t1With return air inlet design temperature t0, adjusted according to comparative result
The running frequency of section blower fan 3, thus change the Boiler pressure control return air inlet temperature in end cavity 1；
The method of fan control module 15 control blower fan 3 is: 1), when return air inlet actual temperature t1Set temperature less than return air inlet
Degree t0When, fan control module 15 exports the running frequency that frequency variation signal reduces blower fan 3, reduces the air output of end cavity 1, adjusts
Section return air inlet 5 temperature to design temperature,
2), when return air inlet actual temperature t1More than return air inlet design temperature t0When, fan control module 15 exports frequency variation signal
Improve the running frequency of blower fan 3, increase the air output of end cavity 1, the temperature adjusting return air inlet 5 to design temperature,
3), when return air inlet actual temperature t1Equal to return air inlet design temperature t0When, fan control module 15 maintains blower fan 3
Running frequency is constant, maintains the temperature of return air inlet 5 identical with design temperature.
Reach the end of Collaborative Control integral air conditioner by Comprehensive Control water pump 6 and blower fan 3, on the one hand can be very good
Control device goes out, constant, the thermal comfort in raising room while undertaking room load of return air temperature；On the other hand to water
Pump, blower fan carry out start and stop, VFC, it is to avoid unnecessary energy dissipation, realize the energy-saving run of device.
The present invention provide integral air conditioner end equipment can be very good maintain air conditioning terminal go out, the perseverance of return air temperature
Fixed, improve the thermal comfort in room, replace valve balancing frame pipe flow amount using water pump, it is to avoid unnecessary energy dissipation.Dress
Put built-in switch board integrated with control to realize air processor, it is to avoid produce coordination because of multiple service of goods business
Difficult the problems such as.The control method providing can control the converting operation of water pump and blower fan according to device air-out, return air temperature,
Realize device efficient energy-saving to run.Water pump start and stop and valve switch coordinated signals, reduce the injured risk of water pump, improve
The job stability of device.
Ultimate principle, principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
, it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally for personnel
Invention principle, without departing from the spirit and scope of the present invention the present invention also have various changes and modifications, these change
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its
Equivalent defines.
Claims (9)
1. a kind of integral air conditioner end equipment, including end cavity (1), described end cavity (1) is provided with and one
Change return air inlet (5) and the air outlet (4) of air-conditioning connection, be located between return air inlet (5) and air outlet (4) in end cavity (1)
Position is provided with coil pipe (2), is provided with blower fan (3) in the end cavity (1) between coil pipe (2) and air outlet (4)；Described disk
The two ends of pipe (2) be connected with positioned at the outer water inlet pipe (8) of end cavity (1) and outlet pipe (9) respectively it is characterised in that: described
Water inlet pipe (8) on variable-frequency water pump (6) is installed, described water pump (6) is controlled to adjust in coil pipe (2) by control device
The circulation water yield.
2. as claimed in claim 1 a kind of integral air conditioner end equipment it is characterised in that: described air outlet (4) place sets
It is equipped with air outlet temperature sensor (10), return air inlet (5) place is provided with return air inlet temperature sensor (11)；Described air outlet temperature
Degree sensor (10) and return air inlet temperature sensor (11) and control device data communication.
3. as claimed in claim 1 a kind of integral air conditioner end equipment it is characterised in that: described water inlet pipe (8) is upper to pacify
Equipped with the valve (7) controlling water inlet pipe (8) folding；Described valve (7) be located at water pump (6) upstream line on, valve (7) with
Control device electrically connects.
4. as described a kind of integral air conditioner end equipment arbitrary in claims 1 to 3 it is characterised in that: described control
Device includes switch board (12)；Be provided with described switch board (12) water pump control modules (14), fan control module (15),
Valve control module (16) and on and off switch (13)；Described water pump control modules (14) are electrically connected with water pump (6), air-blower control
Module (15) is electrically connected with blower fan (3), and valve control module (16) is electrically connected with valve (7), air outlet temperature sensor (10)
With water pump control modules (14) data communication, return air inlet temperature sensor (11) and fan control module (15) data communication.
5. a kind of integral air conditioner end equipment control method as claimed in claim 1 it is characterised in that: include following walking
Rapid:
1), open blower fan (3) by fan control module (15) to run, open valve (7), then pass through water pump control modules (14)
Postpone to open water pump (6), so that each part of device is normally run；
2), air outlet temperature sensor (10) and return air inlet temperature sensor (11) is used to measure air outlet (4) and return air respectively
The actual temperature of mouth (5), and measurement data is fed back to respectively water pump control modules (14) and fan control module (15)；
3), water pump control modules (14) adjust the running frequency of water pump (6) according to the air outlet temperature measurement data of feedback, thus
The discharge changing in coil pipe (2) adjusts air outlet temperature；
4), fan control module (15) adjusts the running frequency of blower fan (3) according to the return air inlet temperature measuring data of feedback, thus
Change the Boiler pressure control return air inlet temperature in end cavity (1).
6. as claimed in claim 5 a kind of integral air conditioner end equipment control method it is characterised in that: described step 3
In, water pump control modules (14) according to the method that the air outlet temperature measurement data of feedback adjusts water pump (6) running frequency are:
1), when air outlet actual temperature t1Less than air outlet design temperature t0When, water pump control modules (14) output frequency variation signal fall
The running frequency of low water pump (6), reduces the circulation water yield in coil pipe (2), adjusts air outlet temperature to design temperature；
2), when air outlet actual temperature t1More than air outlet design temperature t0When, water pump control modules (14) output frequency variation signal carries
The running frequency of high water pump (6), increases the circulation water yield in coil pipe (2), adjusts air outlet temperature to design temperature；
3), when air outlet actual temperature t1Equal to air outlet design temperature t0When, water pump control modules (14) maintain water pump (6)
Run constant, maintain air outlet temperature equal with design temperature.
7. as claimed in claim 6 a kind of integral air conditioner end equipment control method it is characterised in that: when water pump control mould
When block (14) exports the running frequency of frequency variation signal reduction water pump (6) to below 15hz, water pump control modules (14) maintain water pump
(6) run 10～20min under this frequency, water pump control modules (14) output control signal stops the operation of water pump (6), valve
Control module (16) output control signal closes valve (7).
8. as claimed in claim 5 a kind of integral air conditioner end equipment control method it is characterised in that: described step 4
In, the method for the running frequency that fan control module (15) adjusts blower fan (3) according to the return air inlet temperature measuring data of feedback is:
1), when return air inlet actual temperature t1Less than return air inlet design temperature t0When, fan control module (15) output frequency variation signal fall
The running frequency of low blower fan (3), reduces the air output of end cavity (1), and the temperature adjusting return air inlet (5) is to design temperature；
2), when return air inlet actual temperature t1More than return air inlet design temperature t0When, fan control module (15) output frequency variation signal carries
The running frequency of high blower fan (3), increases the air output of end cavity (1), and the temperature adjusting return air inlet (5) is to design temperature；
3), when return air inlet actual temperature t1Equal to return air inlet design temperature t0When, fan control module (15) maintains blower fan (3)
Running frequency is constant, maintains the temperature of return air inlet (5) identical with design temperature.
9. as claimed in claim 5 a kind of integral air conditioner end equipment control method it is characterised in that: described step 1
In, it is 1～2min that water pump control modules (14) control the time that water pump (6) postpones to open.
Priority Applications (1)
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| CN201610910140.1A CN106369784A (en) | 2016-10-19 | 2016-10-19 | Integrated air conditioning terminal device and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610910140.1A CN106369784A (en) | 2016-10-19 | 2016-10-19 | Integrated air conditioning terminal device and control method thereof |
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| CN201610910140.1A Pending CN106369784A (en) | 2016-10-19 | 2016-10-19 | Integrated air conditioning terminal device and control method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355852A (en) * | 2017-06-21 | 2017-11-17 | 上海交通大学 | Double small temperature difference heat exchange blower fan coil pipe ends of thermal source |
| CN107588514A (en) * | 2017-09-26 | 2018-01-16 | 湖北中航安智技术有限公司 | A kind of air-conditioning humiture decoupled system and its control method |
| CN108317685A (en) * | 2018-01-31 | 2018-07-24 | 深圳市奥宇节能技术股份有限公司 | A kind of air conditioning control method and air-conditioning equipment terminal |
| CN108413539A (en) * | 2018-06-05 | 2018-08-17 | 河北工业大学 | Intelligent aeration air-conditioning system and its operation method applied to Environmental Control System of Metro |
| CN111981549A (en) * | 2020-08-27 | 2020-11-24 | 宁波奥克斯电气股份有限公司 | Control method and system of floor heating water pump and floor heating system |
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| CN108413539A (en) * | 2018-06-05 | 2018-08-17 | 河北工业大学 | Intelligent aeration air-conditioning system and its operation method applied to Environmental Control System of Metro |
| CN108413539B (en) * | 2018-06-05 | 2023-07-21 | 河北工业大学 | Intelligent ventilation air conditioning system applied to subway environmental control system and operation method thereof |
| CN111981549A (en) * | 2020-08-27 | 2020-11-24 | 宁波奥克斯电气股份有限公司 | Control method and system of floor heating water pump and floor heating system |
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