CN203068735U - Group control system of module-type central air conditioners - Google Patents
Group control system of module-type central air conditioners Download PDFInfo
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- CN203068735U CN203068735U CN 201220720848 CN201220720848U CN203068735U CN 203068735 U CN203068735 U CN 203068735U CN 201220720848 CN201220720848 CN 201220720848 CN 201220720848 U CN201220720848 U CN 201220720848U CN 203068735 U CN203068735 U CN 203068735U
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Abstract
The utility model discloses a group control system of module-type central air conditioners. The group control system comprises n groups of unit sub-control systems and a plurality of indoor unit controllers, wherein each unit sub-control system comprises a main unit controller and m auxiliary unit controllers. The group control system further comprises a centralized controller which is respectively connected with the input end of each main unit controller through buses I. The output end of the main unit controller of each unit sub-control system is in serial connection with the auxiliary unit controllers through buses II. The centralized controller is used for setting the on-off state and operation parameters of the main unit controllers and outputting control signals. The main unit controllers are used for receiving control commands of the centralized controller and air conditioner load parameters, setting the on-off state of the auxiliary unit controllers and outputting control signals. The auxiliary unit controllers are used for receiving the control commands to control operation of air conditioner units.
Description
Technical field
The utility model relates to a kind of group control system of modular central air-conditioning.
Background technology
Present modular central air-conditioner outdoor unit group and indoor set (end) installation are one group one group and install respectively, and indoor set and off-premises station are controlled respectively, when unit and the indoor set (end) installed are very many, to install again and relatively disperse, management is inconvenient.
Summary of the invention
The utility model provides a kind of modular central air-conditioning group control method, it not only can organize unit sub-control system and indoor units unified management to each, be convenient to maintenance and management, and can Long-distance Control and monitor central air-conditioning unit and indoor set and handle.
The utility model has adopted following technical scheme: a kind of group control system of modular central air-conditioning, it comprises n group unit sub-control system and some indoor set controllers, every group of unit sub-control system comprises that a host groups controller and m are from generator set controller, it also comprises central controller, described central controller is connected with the input of each host groups controller respectively by the bus I, the output of the host groups controller of each group passes through the bus II and is connected in series from generator set controller, and described central controller is used for setting switch and the operational factor of each host groups controller and exporting control signal; The host groups controller be used for to receive control instruction and the air conditioner load parameter of central controller, sets from the switch of generator set controller and exports control signal; The described operation of controlling the air-conditioning unit from generator set controller for the reception control instruction.
The control end II of described central controller is connected with some indoor set controllers by the bus III, described central controller is used for setting switch and the operational factor of indoor set controller, and the control instruction of described indoor set controller reception central controller output is controlled by indoor set and the running state parameter that indoor units is current feeds back to the central controller demonstration.Describedly from generator set controller the self-operating state parameter is fed back to the host groups controller, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show.Described bus I and bus II are set to the RS485 bus.Described bus III is set to the RS485 bus.
The utlity model has following beneficial effect: after having adopted above technical scheme, every m platform unit of the present utility model is formed sub-control system with bus mode, by the unified control of 1 main frame, every n group sub-control system is connected with bus mode by a central controller, form network, satisfy the concentrated controling management requirement of n * m platform unit and indoor set (end), not only can carry out unified management to each unit sub-control system and each indoor units, and can telemonitoring unit and indoor set, pinpoint the problems and handle immediately, also can Long-distance Control unit and indoor set (end), be convenient to maintenance and management.The utility model is realized multi-point remote control, the reliability height, and the antijamming capability of circuit is strong, and control and detection speed are fast, and adaptability is strong etc. under adverse circumstances.Human oriented design is adopted at the control interface of central controller demonstration simultaneously, shows with menu-style, and beautiful interface, easy to operate.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
In Fig. 1, the utility model provides a kind of group control system of modular central air-conditioning, it comprises n group unit sub-control system and some indoor set controllers, every group of unit sub-control system comprises that a host groups controller and m are from generator set controller, it also comprises central controller, described central controller is connected with the input of each host groups controller respectively by the bus I, the bus I is set to the RS485 bus, the output of the host groups controller of each group passes through the bus II and is connected in series from generator set controller, the bus II is set to the RS485 bus, and described central controller is used for setting switch and the operational factor of each host groups controller and exporting control signal; The host groups controller be used for to receive control instruction and the air conditioner load parameter of central controller, sets from the switch of generator set controller and exports control signal; The described operation of controlling the air-conditioning unit from generator set controller for the reception control instruction, the control end II of described central controller is connected with some indoor set controllers by the bus III, the bus III is set to the RS485 bus, describedly from generator set controller the self-operating state parameter is fed back to the host groups controller, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show, described central controller is used for setting switch and the operational factor of indoor set controller, and the control instruction of described indoor set controller reception central controller output is controlled by indoor set and the running state parameter that indoor units is current feeds back to the central controller demonstration.
The invention also discloses a kind of control method of the group control system for the modular central air-conditioning, described group control system is by n group unit sub-control system, bus and central controller are formed, the unit sub-control system is formed from generator set controller by a host groups controller and m, described central controller is set the switch of each host groups controller and operational factor and control instruction is transported on the master controller, master controller receives control instruction, set the operation of controlling the air-conditioning unit from the switch of generator set controller according to the air conditioner load parameter, from generator set controller the self-operating state parameter is fed back to the host groups controller then, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show, described central controller is connected with the indoor set controller by bus, central controller is set the switch of indoor set controller and operational factor and control instruction is transported to the indoor set controller, the indoor set controller receives control instruction to carry out switch control and the running state parameter that indoor units is current to indoor units and feeds back to central controller and show, perhaps according to the control requirement, can be with the operating function release of the host groups controller of each group, each host groups controller is set switch and the operational factor of host groups controller as required, the host groups controller is set the operation of controlling the air-conditioning unit from the switch of generator set controller according to air conditioner load, from generator set controller the self-operating state parameter is fed back to the host groups controller, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show.
The utility model central controller can be set the unit operation pattern: freeze and heat; carry out machine open/close control; set out coolant-temperature gage; system's temperature difference band; last discharge time and auxiliary electrical heating; central controller can show the duty of unit; system's return water temperature; system's leaving water temperature; environment temperature; streamflow regime; Interlock Status etc., central controller can show generator protection: water flow switch is unusual; interlock protection; abnormality of temperature sensors; high voltage protective; low-voltage variation; the protection of expansion valve outlet temperature; swap out coolant-temperature gage protection of plate; the protection of unit leaving water temperature; the excessive discharge temperature protection; the blower fan overload protection; overcurrent protection; phase sequence; open-phase protection and communication abnormality.
Embodiment one, when control mode for the team control mode is, suppose n=3, during m=5, open central controller, select No. 1, No. 2 and No. 3 host groups controllers, the leaving water temperature of each host groups controller is set, system's temperature difference band, state parameters such as last discharge time and auxiliary electrical heating, the selector group mode is the state of heating, state is open state, the instruction of central controller is sent to each host groups controller, each host groups controller receives control instruction, set the operation of controlling the air-conditioning unit from the switch of generator set controller according to air conditioner load, from generator set controller the temperature parameter of self-operating state is fed back to each host groups controller, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show that central controller is set switch and the operational factor of indoor set controller simultaneously, and the indoor set controller receives that instruction that central controller sets is controlled indoor set and the running state parameter that indoor units is current feeds back to central controller and shows.
Claims (5)
1. the group control system of a modular central air-conditioning, it comprises n group unit sub-control system and some indoor set controllers, every group of unit sub-control system comprises that a host groups controller and m are from generator set controller, it is characterized in that it also comprises central controller, described central controller is connected with the input of each host groups controller respectively by the bus I, the output of the host groups controller of each group passes through the bus II and is connected in series from generator set controller, and described central controller is used for setting switch and the operational factor of each host groups controller and exporting control signal; The host groups controller be used for to receive control instruction and the air conditioner load parameter of central controller, sets from the switch of generator set controller and exports control signal; The described operation of controlling the air-conditioning unit from generator set controller for the reception control instruction.
2. the group control system of modular central air-conditioning according to claim 1, the control end II that it is characterized in that described central controller is connected with some indoor set controllers by the bus III, described central controller is used for setting switch and the operational factor of indoor set controller, and the control instruction of described indoor set controller reception central controller output is controlled by indoor set and the running state parameter that indoor units is current feeds back to the central controller demonstration.
3. the group control system of modular central air-conditioning according to claim 1, it is characterized in that describedly from generator set controller the self-operating state parameter being fed back to the host groups controller, the host groups controller is with self and feed back to central controller from the running state parameter of generator set controller and show.
4. the group control system of modular central air-conditioning according to claim 1 is characterized in that described bus I and bus II are set to the RS485 bus.
5. the group control system of modular central air-conditioning according to claim 2 is characterized in that described bus III is set to the RS485 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720848 CN203068735U (en) | 2012-12-24 | 2012-12-24 | Group control system of module-type central air conditioners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720848 CN203068735U (en) | 2012-12-24 | 2012-12-24 | Group control system of module-type central air conditioners |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203068735U true CN203068735U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220720848 Expired - Lifetime CN203068735U (en) | 2012-12-24 | 2012-12-24 | Group control system of module-type central air conditioners |
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| CN (1) | CN203068735U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062869A (en) * | 2012-12-24 | 2013-04-24 | 江苏春兰空调设备有限公司 | Group control system and control method for module type central air-conditioners |
| CN105258290A (en) * | 2015-10-22 | 2016-01-20 | 珠海格力电器股份有限公司 | Air conditioner onboard group control system |
| CN108800445A (en) * | 2018-06-30 | 2018-11-13 | 杭州享福多智能科技有限公司 | A kind of fraction air-conditioner control system |
| CN112032940A (en) * | 2020-09-14 | 2020-12-04 | 深圳市华富可节能技术有限公司 | Air conditioner room group control system |
-
2012
- 2012-12-24 CN CN 201220720848 patent/CN203068735U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062869A (en) * | 2012-12-24 | 2013-04-24 | 江苏春兰空调设备有限公司 | Group control system and control method for module type central air-conditioners |
| CN105258290A (en) * | 2015-10-22 | 2016-01-20 | 珠海格力电器股份有限公司 | Air conditioner onboard group control system |
| CN108800445A (en) * | 2018-06-30 | 2018-11-13 | 杭州享福多智能科技有限公司 | A kind of fraction air-conditioner control system |
| CN108800445B (en) * | 2018-06-30 | 2020-08-25 | 杭州享福多智能科技有限公司 | Control system of weighted air conditioner |
| CN112032940A (en) * | 2020-09-14 | 2020-12-04 | 深圳市华富可节能技术有限公司 | Air conditioner room group control system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
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| CX01 | Expiry of patent term |