CN107449107B - Multi-module air conditioning unit water pump scheduling control method, water pump system and air conditioning unit - Google Patents
Multi-module air conditioning unit water pump scheduling control method, water pump system and air conditioning unit Download PDFInfo
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- CN107449107B CN107449107B CN201710567877.2A CN201710567877A CN107449107B CN 107449107 B CN107449107 B CN 107449107B CN 201710567877 A CN201710567877 A CN 201710567877A CN 107449107 B CN107449107 B CN 107449107B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 296
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000004378 air conditioning Methods 0.000 title abstract description 15
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 16
- 230000006870 function Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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Abstract
The invention provides a multi-module air conditioning unit water pump scheduling control method, a water pump system and an air conditioning unit. The method for controlling the water pump scheduling of the multi-module air conditioning unit comprises the following steps: arranging at least one first water pump and at least one second water pump, and connecting each module in the multi-module air conditioning unit with one first water pump and one second water pump; a controller is provided for: controlling the first water pump to be started when the multi-module air conditioning unit is started and to be closed after the multi-module air conditioning unit is shut down; and controlling the second water pump to be started under the condition that the compressor of at least one module connected with the second water pump is started, and to be stopped under the condition that the compressors of all the modules connected with the second water pump are stopped. According to the technical scheme provided by the invention, the controller is used for scheduling the multi-module public water pump, so that the number of the water pumps is reduced, the engineering installation difficulty is reduced, and the cost is saved.
Description
Technical field
The present invention relates to air-conditioning technical field more particularly to a kind of multimode air-conditioner set water pump dispatch control methods, water
Pumping system and air-conditioner set.
Background technique
Air-conditioner set, in order to save cost, tends not to give each unit a separately installed water when multimode is installed
Pump, but the public water pump control of multi-module cascade is used, this just needs the operating status pair according to unit each in multiple modules
Water pump is scheduled control.Existing multimode water pump is by installation repeater control, due to needing to install additional when project installation
Repeater increases workload and installation difficulty when installation, also increases cost.
Summary of the invention
It is a primary object of the present invention to overcome the defect of the above-mentioned prior art, a kind of multimode air-conditioner set water is provided
Dispatch control method, water pump system and air-conditioner set are pumped, to solve the problems, such as that installation difficulty is greatly and at high cost.
One aspect of the present invention provides a kind of multimode air-conditioner set water pump dispatch control method, comprising: setting at least one
A first water pump and at least one second water pump, by multimode air-conditioner set each module and first water pump and
One second water pump is connected；Controller is arranged, is used for: control first water pump is in the booting of multimode air-conditioner set
It opens, is closed after the shutdown of multimode air-conditioner set；Second water pump is controlled at least one coupled module
Compressor open in the case where open, closed in the case where the compressor of coupled all modules is all closed.
Optionally, the controller is also used to: during first water pump operation, monitor first water pump with
When the switch that some module is connected breaks down, failure is carried out to the switch that first water pump is connected with other modules
The judgement of situation closes first water pump if the switch that first water pump is connected with other modules all breaks down.
Optionally, the controller is also used to: before the compressor of some module is opened in multimode air-conditioner set,
The switch that the module is connected with second water pump is opened, while being sent to other modules being connected with second water pump
Second water pump open signal；Other modules response being connected with second water pump receives second water pump and opens letter
Number, open the switch being connected with second water pump.
Optionally, the controller is also used to: being connected in multimode air-conditioner set with second water pump a certain
The compressor of a module closes, standby or failure when, determine that the compressor for other modules being connected with second water pump is
No all closing, standby or failure, if then closing second water pump.
Optionally, the controller is also used to: during second water pump operation, monitor second water pump with
When the switch that some module is connected breaks down, failure is carried out to the switch that second water pump is connected with other modules
The judgement of situation closes second water pump if the switch that second water pump is connected with other modules all breaks down.
Optionally, the controller is also used to: control first water pump passes through after the shutdown of multimode air-conditioner set
It is closed after the scheduled first time threshold time；Control second water pump coupled all modules compressor all
It is closed after the scheduled second time threshold time after closing.
Another aspect of the present invention provides a kind of multimode air-conditioner set water pump system again, comprising: at least one first
Water pump and at least one second water pump, described in each module and first water pump and one in multimode air-conditioner set
Second water pump is connected；Controller is used for: control first water pump is opened when multimode air-conditioner set is switched on, in multimode
It is closed after the shutdown of block air-conditioner set；The compressor that second water pump is controlled at least one coupled module is opened
In the case where open, closed in the case where the compressor of coupled all modules is all closed.
Optionally, the controller is also used to: during first water pump operation, monitor first water pump with
When the switch that some module is connected breaks down, failure is carried out to the switch that first water pump is connected with other modules
The judgement of situation closes first water pump if the switch that first water pump is connected with other modules all breaks down.
Optionally, the controller is also used to: before the compressor of some module is opened in multimode air-conditioner set,
The switch that the module is connected with second water pump is opened, while being sent to other modules being connected with second water pump
Second water pump open signal；Other modules response being connected with second water pump receives second water pump and opens letter
Number, open the switch being connected with second water pump.
Optionally, the controller is also used to: being connected in multimode air-conditioner set with second water pump a certain
The compressor of a module closes, standby or failure when, determine that the compressor for other modules being connected with second water pump is
No all closing, standby or failure, if then closing second water pump.
Optionally, the controller is also used to: during second water pump operation, monitor second water pump with
When the switch that some module is connected breaks down, failure is carried out to the switch that second water pump is connected with other modules
The judgement of situation closes second water pump if the switch that second water pump is connected with other modules all breaks down.
Optionally, the controller is also used to: control first water pump passes through after the shutdown of multimode air-conditioner set
It is closed after the scheduled first time threshold time；Control second water pump coupled all modules compressor all
It is closed after the scheduled second time threshold time after closing.
Another aspect of the present invention provides a kind of air-conditioner set again, has system described in any of the above embodiments.
Technical solution provided by the invention dispatches the public water pump of multimode by controller, has not only reduced water pump quantity, but also drop
Low project installation difficulty, thus save the cost.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the general frame figure of multimode air-conditioner set water pump dispatch control method provided by the invention；
Fig. 2 is the work of the first fault of water pump control of multimode air-conditioner set water pump dispatch control method provided by the invention
Make flow chart；
Fig. 3 is a kind of scheduling of preferred embodiment of multimode air-conditioner set water pump dispatch control method provided by the invention
Control flow chart；
Fig. 4 is the work of the second fault of water pump control of multimode air-conditioner set water pump dispatch control method provided by the invention
Make flow chart；
Fig. 5 is the general frame figure of multimode air-conditioner set water pump system provided by the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
One aspect of the present invention provides a kind of multimode air-conditioner set water pump dispatch control method.Fig. 1 is offer of the present invention
Multimode air-conditioner set water pump dispatch control method general frame figure.As shown in Figure 1, multimode air-conditioner set water of the present invention
Pumping dispatch control method includes: step S110, at least one first water pump and at least one second water pump is arranged, by multimode sky
Each module in unit is adjusted to be connected with first water pump and second water pump；Step S120, setting control
Device processed, is used for: control first water pump is opened when multimode air-conditioner set is switched on, and is closed after the shutdown of multimode air-conditioner set
It closes；Control second water pump at least one coupled module compressor open in the case where open, with
The compressor of its all module being connected is closed in the case where all closing.
The multimode water pump control of the prior art is when project installation, to need to install additional relaying by installation repeater control
Device increases workload and installation difficulty when installation, also increases cost.If not using repeater when project installation, it is necessary to
To separately installed one group of each module (i.e. 2) water pump.Such as: when modularization, 16 modules can be at most cascaded, if each module
All separately installed water pump then needs 32 water pumps.Control method of the invention does not both need installation repeater, does not need to pacify yet
32 water pumps are filled, directly control the switching signal of public water pump by controller, to reduce project installation difficulty, are saved
Cost.
In a preferred embodiment, entire multimode air-conditioner set shares one group of (i.e. 2) water pump, i.e. the first water
Pump and the second water pump.The booting of first water pump is opened, and water circulation is kept；Second water pump and compressor link, and compressor has unlatching to need
When asking, the second water pump is opened, and otherwise the second water pump is closed, to prevent the second water pump one after all compressors in bus are turned off
Straight waste in the open state and causing electricity.
In another embodiment, when multimode controls, each module installs one group of water pump, and each module water pump is independently controlled
System when module is more, needs water pump to be mounted also more, and in contrast, this embodiment cost is larger, installation difficulty also compared with
It is high.
Fig. 2 is the work of the first fault of water pump control of multimode air-conditioner set water pump dispatch control method provided by the invention
Make flow chart.As shown in Fig. 2, a kind of embodiment of air-conditioning method, the controller are also used to according to the present invention: described
During first water pump operation, step S210 is first carried out, monitors the switch fault that first water pump is connected with module；?
When the switch for monitoring that first water pump is connected with some module breaks down, step S220 is executed, to described first
The switch that water pump is connected with other modules carries out the judgement of fault condition；If what first water pump was connected with other modules
Switch all breaks down, and thens follow the steps S230, then closes first water pump.The reliability of system can be improved in fault management,
It switches off the pump in time when failure, it is energy saving.
A kind of embodiment of air-conditioning method, the controller are also used to according to the present invention: in multimode air conditioner
Before the compressor of some module is opened in group, open the switch that the module is connected with second water pump, at the same to
Other modules that second water pump is connected send the second water pump open signal；Other moulds being connected with second water pump
Block response receives the second water pump open signal, opens the switch being connected with second water pump.
A kind of embodiment of air-conditioning method, the controller are also used to according to the present invention: in multimode air conditioner
The compressor of some module being connected in group with second water pump closes, standby or failure when, determine and described second
The compressor for other modules that water pump is connected whether all close, standby or failure, he if then closes second water pump.Specifically
Ground, occur closing in the compressor for some module being connected with the second water pump, standby or failure these three situations for the moment,
Determine whether the compressor of other modules being connected with second water pump all occurs closing, standby or failure these three feelings
One of condition, if then closing second water pump.Such as: the compressor for some module being connected with the second water pump is closed
When, then the compressor for other modules being connected with the second water pump is determined simultaneously: if the compressor of other modules is all
It is closed, closes second water pump；Another situation, if other modules compressor all in standby mode if close institute
State the second water pump；Another situation, if the compressor some of other modules is turned off, some is in standby, some appearance
Failure, but be not on and open operating status, such case is also to close second water pump to reduce kwh loss；Furthermore
Another situation, if having in the compressor of other modules in operating status is opened, second water pump keeps it turning on shape
State operation.
These three situations of front and back are to correspond, and just calculate "Yes"；Or front judge it is standby, behind judgement closing,
It is considered "Yes".
In embodiment of above, the second water pump and compressor link, and have not only guaranteed the conveying of compressor water, but also avoid
The unnecessary waste of electric energy.
Fig. 3 is a kind of scheduling of preferred embodiment of multimode air-conditioner set water pump dispatch control method provided by the invention
Control flow chart.Fig. 3 shares one group of water pump (2 water pumps, i.e. the first water pump and the second water pump) with entire multimode air-conditioner set
For, such as Fig. 3, opened and the first water pump of all modules being connected after the booting of multimode unit；It is needed in current block
In the case where opening compressor or having turned on there are other second water pumps of module, the second water pump of current block is opened；Current
In the case that module compressor is turned off, judge whether that compressor is turned off in all buses, if then all modules are closed
Second water pump；If running multimode unit after a period of time to shut down, all modules close the first water pump.
Fig. 4 is the work of the second fault of water pump control of multimode air-conditioner set water pump dispatch control method provided by the invention
Make flow chart.As shown in figure 4, a kind of embodiment of air-conditioning method, the controller are also used to according to the present invention: described
During second water pump operation, step S410 is executed, monitors the switch fault that second water pump is connected with module；It is monitoring
When the switch being connected to second water pump with some module breaks down, step S420 is executed, to second water pump
The switch being connected with other modules carries out the judgement of fault condition；If the switch that second water pump is connected with other modules
It all breaks down, thens follow the steps S430, close second water pump.The reliability of system can be improved in fault management, event occurs
It switches off the pump in time when barrier, it is energy saving.
A kind of embodiment of air-conditioning method, the controller are also used to according to the present invention: control first water
Pump is closed after the scheduled first time threshold time after the shutdown of multimode air-conditioner set；Second water pump is controlled to exist
The compressor of coupled all modules is closed after the scheduled second time threshold time after all closing.If air-conditioning
Unit shutdown or compressor switch off the pump at once after closing, and compressor abnormal protection can be led to due to water shortage, be through
Water pump is turned off after a period of time.The first time threshold and the second time threshold according to the position of water pump,
It is exactly the distance of distance to set, the time threshold that distance is far accordingly set is big.
Specifically, the above-mentioned control for the first water pump is summarized as follows: still sharing one group with entire multimode air-conditioner set
For water pump (2 water pumps, i.e. the first water pump and the second water pump), after the booting of multimode unit, that is, the first water pump is opened.If
During first water pump operation, the water flow switch failure of the first water pump of connection of some module, then to the connection of other modules
The water flow switch of first water pump is determined simultaneously, if water flow switch failure also all occur in other modules, closes first
Water pump, otherwise, the first water pump are still kept it turned on, and trouble-free module will can continue to operate normally.When multimode unit
After shutdown (and all compressors are closed after a certain period of time), all modules close the first water pump.
Specifically, the above-mentioned control for the second water pump is summarized as follows: still sharing one group with entire multimode air-conditioner set
It is full if there is operational blocks which partition system after the booting of multimode unit for water pump (2 water pumps, i.e. the first water pump and the second water pump)
The unlocking condition of sufficient compressor then opens the second water pump of current block immediately, meanwhile, after the unlatching of the second water pump, tell it
His module " existing the second water pump of module is opened ", after other modules receive the signal, opens the second water pump of itself.If current
After module runs a period of time, compressor has been switched off (standby or failure), then determines the compression of other modules in bus
Whether machine has been switched off, if the compressor of other modules also all has been switched off, the second water pump for closing all modules (reduces electricity
Amount loss), otherwise the second water pump keeps it turned on operation.If during the second water pump operation, the connection of some module
The water flow switch failure of second water pump, then to the water flow switch of the second water pump of the connection of other modules simultaneously determine, if
Also all there is water flow switch failure in other modules, then close the second water pump, and otherwise, the second water pump is still kept it turned on.When
After the shutdown of multimode unit (and all compressors are closed after a certain period of time), all modules close the second water pump.
Another aspect of the present invention provides a kind of multimode air-conditioner set water pump system again.Fig. 5 is provided by the invention
The general frame figure of multimode air-conditioner set water pump system.As shown in figure 5, multimode air-conditioner set water pump system packet of the present invention
Include: at least one first water pump and at least one second water pump, each module in multimode air-conditioner set with one described the
One water pump and second water pump are connected；Controller is used for: control first water pump is opened in multimode air-conditioner set
Machine Shi Kaiqi is closed after the shutdown of multimode air-conditioner set；It is coupled at least one to control second water pump
The compressor of module is opened in the case where opening, ShiShimonoseki the case where compressor of coupled all modules is all closed
It closes.
A kind of embodiment of multimode air-conditioner set water pump system, the controller are also used to according to the present invention: described
It is right when the switch for monitoring that first water pump is connected with some module breaks down during first water pump operation
The switch that first water pump is connected with other modules carries out the judgement of fault condition, if first water pump and other modules
The switch being connected all breaks down, then closes first water pump.
A kind of embodiment of multimode air-conditioner set water pump system, the controller are also used to according to the present invention: more
Before the compressor of some module is opened in module air-conditioner set, opens the module and opened with what second water pump was connected
It closes, while sending the second water pump open signal to other modules being connected with second water pump；With the second water pump phase
Other modules response of connection receives the second water pump open signal, opens the switch being connected with second water pump.
A kind of embodiment of multimode air-conditioner set water pump system, the controller are also used to according to the present invention: more
The compressor of some module being connected in module air-conditioner set with second water pump closes, standby or failure when, determine
Whether the compressor for other modules being connected with second water pump all close, standby or failure, if then closing described the
Two water pumps.
A kind of embodiment of multimode air-conditioner set water pump system, the controller are also used to according to the present invention: described
It is right when the switch for monitoring that second water pump is connected with some module breaks down during second water pump operation
The switch that second water pump is connected with other modules carries out the judgement of fault condition, if second water pump and other modules
The switch being connected all breaks down, then closes second water pump.
A kind of embodiment of multimode air-conditioner set water pump system, the controller are also used to according to the present invention: control
First water pump is closed after the scheduled first time threshold time after the shutdown of multimode air-conditioner set；Described in control
Second water pump is after the compressor of coupled all modules is all closed after the scheduled second time threshold time
It closes.
Another aspect of the present invention provides a kind of air-conditioner set again, has system described in any of the above embodiments.
Technical solution provided by the invention dispatches the public water pump of multimode by controller, has not only reduced water pump quantity, but also drop
Low project installation difficulty, thus save the cost.
Function described herein can be implemented in hardware, the software executed by processor, firmware or any combination thereof.
If implemented in the software executed by processor, computer can be stored in using function as one or more instructions or codes
It is transmitted on readable media or via computer-readable media.Other examples and embodiment are wanted in the present invention and appended right
It asks in the scope and spirit of book.For example, due to the property of software, function described above can be used by processor,
Hardware, firmware, hardwired or the software implementation for appointing the combination of whichever to execute in these.In addition, each functional unit can integrate
In one processing unit, it is also possible to each unit to physically exist alone, can also be integrated in two or more units
In one unit.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, and fill as control
The component set may or may not be physical unit, both can be located in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above description is only an embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (11)
1. a kind of multimode air-conditioner set water pump dispatch control method characterized by comprising
At least one first water pump and at least one second water pump are set, by multimode air-conditioner set each module with one
First water pump and second water pump are connected；
Controller is arranged, is used for: control first water pump is opened in the booting of multimode air-conditioner set, in multimode air conditioner
It is closed after group shutdown；Second water pump is controlled in the case where the compressor of at least one coupled module is opened
It opens, is closed in the case where the compressor of coupled all modules is all closed；The controller is also used to: described
During one water pump operation, when the switch for monitoring that first water pump is connected with some module breaks down, to institute
The judgement that the switch that the first water pump is connected with other modules carries out fault condition is stated, if first water pump and other module phases
The switch of connection all breaks down, then closes first water pump.
2. the method according to claim 1, wherein the controller is also used to: in multimode air-conditioner set
Before the compressor of some module is opened, open the switch that the module is connected with second water pump, at the same to it is described
Other modules that second water pump is connected send the second water pump open signal；Other modules being connected with second water pump are rung
The second water pump open signal should be received, the switch being connected with second water pump is opened.
3. the method according to claim 1, wherein the controller is also used to: in multimode air-conditioner set
The compressor of some module being connected with second water pump closes, standby or failure when, determine and second water pump
The compressor for other modules being connected whether all close, standby or failure, he if then closes second water pump.
4. the method according to claim 1, wherein the controller is also used to: the second water pump operation mistake
Cheng Zhong, when monitoring that switch that second water pump is connected with some module breaks down, to second water pump with
The switch that other modules are connected carries out the judgement of fault condition, if the switch that second water pump is connected with other modules is all
It breaks down, then closes second water pump.
5. the method according to claim 1, wherein the controller is also used to:
First water pump is controlled to close after the scheduled first time threshold time after the shutdown of multimode air-conditioner set；
Second water pump is controlled when passing through scheduled second after the compressor of coupled all modules is all closed
Between close after threshold time.
6. a kind of multimode air-conditioner set water pump system characterized by comprising
At least one first water pump and at least one second water pump, each module in multimode air-conditioner set with one described the
One water pump and second water pump are connected；
Controller is used for: control first water pump is opened when multimode air-conditioner set is switched on, and is closed in multimode air-conditioner set
It is closed after machine；Second water pump is controlled to open in the case where the compressor of at least one coupled module is opened
It opens, is closed in the case where the compressor of coupled all modules is all closed；The controller is also used to: described first
During water pump operation, when the switch for monitoring that first water pump is connected with some module breaks down, to described
The switch that first water pump is connected with other modules carries out the judgement of fault condition, if first water pump is connected with other modules
The switch connect all breaks down, then closes first water pump.
7. system according to claim 6, which is characterized in that the controller is also used to: in multimode air-conditioner set
Before the compressor of some module is opened, open the switch that the module is connected with second water pump, at the same to it is described
Other modules that second water pump is connected send the second water pump open signal；Other modules being connected with second water pump are rung
The second water pump open signal should be received, the switch being connected with second water pump is opened.
8. system according to claim 6, which is characterized in that the controller is also used to: in multimode air-conditioner set
The compressor of some module being connected with second water pump closes, standby or failure when, determine and second water pump
The compressor for other modules being connected whether all close, standby or failure, he if then closes second water pump.
9. system according to claim 6, which is characterized in that the controller is also used to: the second water pump operation mistake
Cheng Zhong, when monitoring that switch that second water pump is connected with some module breaks down, to second water pump with
The switch that other modules are connected carries out the judgement of fault condition, if the switch that second water pump is connected with other modules is all
It breaks down, then closes second water pump.
10. system according to claim 6, which is characterized in that the controller is also used to:
First water pump is controlled to close after the scheduled first time threshold time after the shutdown of multimode air-conditioner set；
Second water pump is controlled when passing through scheduled second after the compressor of coupled all modules is all closed
Between close after threshold time.
11. a kind of air-conditioner set, which is characterized in that have the system as described in any one of claim 6-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567877.2A CN107449107B (en) | 2017-07-13 | 2017-07-13 | Multi-module air conditioning unit water pump scheduling control method, water pump system and air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567877.2A CN107449107B (en) | 2017-07-13 | 2017-07-13 | Multi-module air conditioning unit water pump scheduling control method, water pump system and air conditioning unit |
Publications (2)
| Publication Number | Publication Date |
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| CN107449107A CN107449107A (en) | 2017-12-08 |
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