CN107246707A - A kind of monitoring system based on CAN convertible frequency air-conditioner - Google Patents

A kind of monitoring system based on CAN convertible frequency air-conditioner Download PDF

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Publication number
CN107246707A
CN107246707A CN201710346388.4A CN201710346388A CN107246707A CN 107246707 A CN107246707 A CN 107246707A CN 201710346388 A CN201710346388 A CN 201710346388A CN 107246707 A CN107246707 A CN 107246707A
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CN
China
Prior art keywords
unit
processing units
main control
control end
cpu processing
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Pending
Application number
CN201710346388.4A
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Chinese (zh)
Inventor
吕东辉
米丽英
陈高蕾
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Suzhou Hong New Energy Science And Technology Ltd Co
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Suzhou Hong New Energy Science And Technology Ltd Co
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.)
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Application filed by Suzhou Hong New Energy Science And Technology Ltd Co filed Critical Suzhou Hong New Energy Science And Technology Ltd Co
Priority to CN201710346388.4A priority Critical patent/CN107246707A/en
Publication of CN107246707A publication Critical patent/CN107246707A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of monitoring system based on CAN convertible frequency air-conditioner, the communication processing unit electrically connected including CPU processing units and respectively with the CPU processing units, monitoring unit, CAN unit, some indoor units, some control valves, the quantity of control valve is identical with the quantity of the indoor unit, CAN unit is by CAN, main control end and with indoor unit quantity identical groups of clients into, main control end is electrically connected by serial communication module with monitoring unit, main control end and client are accessed in CAN by CAN interface, monitoring unit sends monitor command to main control end, client sends monitoring information to main control end by CAN, main control end sends monitoring information to CPU processing units by communication processing unit, information processing and preservation are carried out by CPU processing units, and corresponding operating is made by CPU processing units control control valve.Being monitored for intelligent high-efficiency of the present invention is managed and remote monitoring activities.

Description

A kind of monitoring system based on CAN convertible frequency air-conditioner
Technical field
The present invention relates to convertible frequency air-conditioner application field, more particularly to a kind of monitoring system based on CAN convertible frequency air-conditioner.
Background technology
At present, convertible frequency air-conditioner is widely used because it has many merits, and its advantage has:Good energy-conserving effect, temperature control essence Degree is high, temperature adjustment speed is fast, voltage request is low and environment temperature requires low.The control program and control parameter of converter technique are answered It is miscellaneous changeable, the performance of the high energy efficiency ratio of convertible frequency air-conditioner is limited, so that the paces of converter technique advance are govern, and existing In convertible frequency air-conditioner monitoring system, easily there is error than larger in the labor intensity manually monitored, meanwhile, manually need to frequently it enter Enter Control Room, easily cause the destruction of monitoring room environmental, influence the test of frequency conversion air, but also be easier to occur potential safety hazard.
The content of the invention
To solve problem present in above-mentioned background technology, become it is an object of the invention to provide one kind based on CAN The monitoring system of frequency air-conditioning, to reach the purpose for being monitored management and remote monitoring activities of intelligent high-efficiency.
To reach above-mentioned purpose, technical scheme is as follows:
A kind of monitoring system based on CAN convertible frequency air-conditioner, including CPU processing units and respectively with the CPU processing units The communication processing unit of electrical connection, monitoring unit, CAN unit, some indoor units, some control valves, the mailing address Managing unit includes serial communication module, and the quantity of the control valve is identical with the quantity of the indoor unit, the CAN list Member is by CAN, main control end and with the indoor unit quantity identical groups of clients into each described client is arranged on In each described indoor unit, the main control end is electrically connected by the serial communication module with the monitoring unit, described Main control end and client are accessed in CAN by CAN interface, and the monitoring unit sends monitor command to main control end, described Client sends monitoring information to the main control end by CAN, and monitoring information is passed through the communication by the main control end Processing unit is sent to the CPU processing units, and information processing and preservation are carried out by the CPU processing units, and by the CPU Processing unit controls the control valve to make corresponding operating.
It is preferred that, the CAN two ends of the CAN unit are electrically connected with line impedance.
It is preferred that, the CPU processing units are provided with memory module.
It is preferred that, the main control end and client are provided with CAN data transmit-receive modules and display module.
It is preferred that, the client, which is provided with, to be opened into relay and outputs relay.
It is preferred that, the monitoring system also includes the autoalarm electrically connected with the CPU processing units.
It is preferred that, the CPU processing units are provided with the short message alarm module being engaged with the autoalarm, can enter The transmission of row alarming short message.
The monitoring system based on CAN convertible frequency air-conditioner provided by above-mentioned technical proposal, the present invention, it is total by CAN The intervention of line, can be manually monitored by remote operation to convertible frequency air-conditioner, and then understand the instant operation of convertible frequency air-conditioner at any time State, is monitored at any time, and can carry out adjusting and operating accordingly by CPU processing units, saves substantial amounts of cost of labor, also Make the reduction of its error rate, meanwhile, manually without frequently entering Control Room, it is ensured that the environment of Control Room, it is to avoid safe hidden Suffer from.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below.
A kind of monitoring system based on CAN convertible frequency air-conditioner that the present invention is provided, including CPU processing units and respectively with The communication processing unit of the CPU processing units electrical connection, monitoring unit, CAN unit, some indoor units, some controls Valve processed, the CPU processing units are provided with memory module, and the communication processing unit includes serial communication module, the control The quantity of valve is identical with the quantity of the indoor unit, the CAN unit by CAN, main control end and with the interior Extension set quantity identical groups of clients is into each described client is arranged in each described indoor unit, the master control End is electrically connected by the serial communication module with the monitoring unit, and the main control end and client are accessed by CAN interface In CAN, the CAN two ends of the CAN unit are electrically connected with line impedance, and the main control end and client are all provided with CAN data transmit-receive modules and display module are equipped with, the client, which is provided with, to be opened into relay and output relay, the monitoring Unit sends monitor command to main control end, and the client sends monitoring information to the main control end by CAN, described Main control end sends monitoring information to the CPU processing units by the communication processing unit, is entered by the CPU processing units Row information processing and preservation, and control the control valve to make corresponding operating by the CPU processing units.
The monitoring system also includes the autoalarm electrically connected with the CPU processing units, and the CPU processing is single Member is provided with the short message alarm module being engaged with the autoalarm, can carry out the transmission of alarming short message.
A kind of monitoring system based on CAN convertible frequency air-conditioner disclosed by the invention, by the intervention of CAN, manually Convertible frequency air-conditioner can be monitored by remote operation, and then understand the instant running status of convertible frequency air-conditioner at any time, monitored at any time, And can carry out adjusting and operating accordingly by CPU processing units, substantial amounts of cost of labor is saved, also drops its error rate It is low, meanwhile, manually without frequently entering Control Room, it is ensured that the environment of Control Room, it is to avoid potential safety hazard.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention. A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one The most wide scope caused.

Claims (7)

1. a kind of monitoring system based on CAN convertible frequency air-conditioner, it is characterised in that including CPU processing units and respectively with institute State CPU processing units electrical connection communication processing unit, monitoring unit, CAN unit, some indoor units, some controls Valve, the communication processing unit includes serial communication module, and the quantity of the control valve is identical with the quantity of the indoor unit, The CAN unit is by CAN, main control end and with the indoor unit quantity identical groups of clients into each institute State client to be arranged in each described indoor unit, the main control end is single by the serial communication module and the monitoring Member electrical connection, the main control end and client are accessed in CAN by CAN interface, and the monitoring unit is sent to main control end Monitor command, the client sends monitoring information to the main control end by CAN, and the main control end is by monitoring information Sent by the communication processing unit to the CPU processing units, information processing and guarantor are carried out by the CPU processing units Deposit, and control the control valve to make corresponding operating by the CPU processing units.
2. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 1, it is characterised in that:It is described The CAN two ends of CAN unit are electrically connected with line impedance.
3. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 1, it is characterised in that:It is described CPU processing units are provided with memory module.
4. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 1, it is characterised in that:The master Control end and client are provided with CAN data transmit-receive modules and display module.
5. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 1, it is characterised in that:The visitor Family end, which is provided with, opens into relay and outputs relay.
6. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 1, it is characterised in that:The prison Control system also includes the autoalarm electrically connected with the CPU processing units.
7. a kind of monitoring system based on CAN convertible frequency air-conditioner according to claim 6, it is characterised in that:It is described CPU processing units are provided with the short message alarm module being engaged with the autoalarm, can carry out the transmission of alarming short message.
CN201710346388.4A 2017-05-17 2017-05-17 A kind of monitoring system based on CAN convertible frequency air-conditioner Pending CN107246707A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710346388.4A CN107246707A (en) 2017-05-17 2017-05-17 A kind of monitoring system based on CAN convertible frequency air-conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710346388.4A CN107246707A (en) 2017-05-17 2017-05-17 A kind of monitoring system based on CAN convertible frequency air-conditioner

Publications (1)

Publication Number Publication Date
CN107246707A true CN107246707A (en) 2017-10-13

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201576199U (en) * 2009-11-27 2010-09-08 广东交通职业技术学院 Ship engine room monitoring and alarming system based on CAN bus
CN103823428A (en) * 2013-12-02 2014-05-28 广东志高空调有限公司 Frequency conversion air conditioning monitoring system based on CAN bus structure
CN104089371A (en) * 2014-07-02 2014-10-08 珠海格力电器股份有限公司 Multi-split air conditioning system
CN104111634A (en) * 2013-04-17 2014-10-22 珠海格力电器股份有限公司 Smart home system and control method
CN105258287A (en) * 2015-10-16 2016-01-20 珠海格力电器股份有限公司 Central control device for central air conditioner and micro-cloud network system for central air conditioner

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201576199U (en) * 2009-11-27 2010-09-08 广东交通职业技术学院 Ship engine room monitoring and alarming system based on CAN bus
CN104111634A (en) * 2013-04-17 2014-10-22 珠海格力电器股份有限公司 Smart home system and control method
CN103823428A (en) * 2013-12-02 2014-05-28 广东志高空调有限公司 Frequency conversion air conditioning monitoring system based on CAN bus structure
CN104089371A (en) * 2014-07-02 2014-10-08 珠海格力电器股份有限公司 Multi-split air conditioning system
CN105258287A (en) * 2015-10-16 2016-01-20 珠海格力电器股份有限公司 Central control device for central air conditioner and micro-cloud network system for central air conditioner

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Application publication date: 20171013