CN110347075A - Building equipment control system - Google Patents
Building equipment control system Download PDFInfo
- Publication number
- CN110347075A CN110347075A CN201910429349.XA CN201910429349A CN110347075A CN 110347075 A CN110347075 A CN 110347075A CN 201910429349 A CN201910429349 A CN 201910429349A CN 110347075 A CN110347075 A CN 110347075A
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- China
- Prior art keywords
- module
- subsystem
- building equipment
- control system
- equipment control
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Air Conditioning Control Device (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a kind of building equipment control systems, including subsystem, direct digital controller and wireless communication module, the quantity of subsystem is multiple, module sub-system carries out decentralised control and manages concentratedly direct digital controller by wireless communication, direct digital controller includes acquisition module, microprocessor controls processing module, drive output module and power circuit block, acquisition module carries out data-signal input, microprocessor control module is responsible for the calculation process to output signal, drive the executing agency of output module drives subsystem, module carries out data interaction by wireless communication between subsystem.Building equipment control system provided by the invention, each subsystem is controlled, decentralised control, centralized watch and management are carried out to the subsystems of building using direct digital controller and wireless communication module, also module data interaction can be carried out by wireless communication between subsystems, realize overall-in-one control schema, monitoring and management.
Description
Technical field
The present invention relates to a kind of building equipment control systems.
Background technique
Currently, the scale and complexity with building control system increasingly improve, the control of large buildings equipment is effectively designed
System processed becomes more and more important.In existing technical solution, building equipment control system is usually according to architectural composition figure
Selection is directed to the field controller of each building equipment, then wiring diagram based on each bin carry out field device installation and
Debugging.Each system of traditional building is typically manually-operated, therefore heavy workload, low efficiency, and each building
Operating parameter can not be automatically fed to backstage and monitor, it has not been convenient to staff's analysis and judgement.It is each in building control system
Subsystem can not be according to the program automatic running set automatically, and is exchanged with each other data between subsystem and passes through wired mode.
Therefore need staff to the operating parameter and data of system operation on-the-spot record subsystems.Therefore, it is necessary to design
Highly efficient system is to adapt to the building modernized.
Summary of the invention
The present invention is to solve the control problem of modernization building, provides a kind of building equipment control system.
In order to achieve the above object, the invention is realized by the following technical scheme:
A kind of building equipment control system, including subsystem, direct digital controller and wireless communication module, the subsystem
The quantity of system be it is multiple, the direct digital controller by the wireless communication module to the subsystem progress decentralised control
And manage concentratedly, the direct digital controller include acquisition module, microprocessor control processing module, driving output module and
Power circuit block, the acquisition module carry out data-signal input, and the microprocessor control module is responsible for output signal
Calculation process, the driving output module drives the executing agency of the subsystem, passes through the nothing between the subsystem
Line communication module carries out data interaction.
An embodiment according to the present invention, the data-signal input of the acquisition module include digital quantity input and mould
Analog quantity input.
The driving method of an embodiment according to the present invention, the driving output module includes digital output and mould
Analog quantity output.
An embodiment according to the present invention, the wireless communication module use LoRa module or NB-IOT module.
An embodiment according to the present invention, the power circuit block include linear voltage-stabilizing circuit or DCDC switch
Circuit.
An embodiment according to the present invention, the wireless communication module carry out data using Serial Peripheral Interface (SPI) and lead to
Letter.
An embodiment according to the present invention, the number that the microprocessor control module is acquired according to the acquisition module
It is controlled according to ratio control, integration control or differential is carried out.
An embodiment according to the present invention, quantity are that multiple subsystems includes by different device systems groups
At.
An embodiment according to the present invention, the subsystem include cold and heat source system, fresh air air processing machine system
It is one or more in system, ceiling air-conditioner machine set system, air supplying and exhausting system, lighting system, drainage and elevator device.
The present invention provides a kind of building equipment control system, is controlled by direct digital controller each subsystem,
Decentralised control, centralized watch and pipe are carried out to the subsystems of building using direct digital controller and wireless communication module
It manages, also module can carry out data interaction by wireless communication between subsystems, so as to find the problem in time, realize one
Bodyization control, monitoring and management are improved by optimal control and are managed to provide comfortable, safety a living and working environment
Reason is horizontal, makes so as to largely save manpower, the energy, reduce equipment failure rate, raising equipment operating efficiency, extension equipment
With the service life, maintenance and operation cost are reduced, improves building overall operation management level.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the building equipment control system of the present embodiment.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
As shown in Figure 1, present embodiments providing a kind of building equipment control system, including subsystem, direct data control
Device (DDC, Direct Digital Control) and wireless communication module, the quantity of the subsystem be it is multiple, in building
It is generally necessary to which the subsystem for more covering equipment cooperates, the direct digital controller passes through the wireless communication module pair
The subsystem carries out decentralised control and manages concentratedly, and decentralised control shows to each subsystem for being distributed in different location in building
It can all be controlled and be managed, the direct digital controller includes acquisition module, microprocessor control processing module, drives
Dynamic output module and power circuit block, the acquisition module carry out data-signal input, and the microprocessor control module is negative
Blame to the calculation process of output signal, the driving output module drives the executing agency of the subsystem, the subsystem it
Between data interaction carried out by the wireless communication module, so that the collaboration of each subsystem is worked, while can find the problem in time.
In the present embodiment, the data-signal input of the acquisition module includes digital quantity input (DI) and analog input
(AI), direct digital controller can receive the passive dry contact signal of external equipment, complete digital quantity input, direct data control
Device also can receive external equipment the voltage signal of 0-10V, the current signal of 4-20mA, the Europe 0-1000 resistance signal, complete
Analog input meets the needs of distinct device.
Meanwhile the driving method of the driving output module includes digital output and analog output, can be directed to equipment
Various executing agencies, such as relay, A.C. contactor, pneumatic electro valve and pneumatic electric flap, direct data control
Device can provide the digital quantity of dry contact signal or 24V control signal to external equipment, and direct digital controller can also be outside
Portion's equipment provides the analog quantity of the voltage signal of 0-10V or the current signal of 4-20mA, to drive various executing agencies.
Optionally, the wireless communication module uses LoRa (Long Range) module or NB-OPT (Narrow Band
Internet of Things) module.LoRa module can realize long range, the wireless communication of low-power consumption, realize the transmitting of data；
NB-OPT module has the characteristics that covering is wide, connection is more, rate is low, at low cost, low in energy consumption, framework is excellent etc., uses License frequency
Section can take three kinds of deployment way such as interior band, protection band or Independent Carrier Wave, coexist with existing network.
Selection for power supply, the power circuit block include linear voltage-stabilizing circuit or DCDC switching circuit, linearly
The output voltage of voltage regulator circuit is lower than input voltage, and reaction speed is fast, and output ripple is smaller, and the noise for the generation that works is low；DCDC
Switching circuit includes boost (boosting), buck (decompression), Boost/buck (lifting/voltage reducing) and inverted structure, have high efficiency,
The features such as High Output Current, low quiescent current.Each functional module that the power circuit block of controller is responsible for controller mentions
For D.C. regulated power supply required for working normally, the type of DC power supply can be mentioned according to the needs of each functional module
For.DC power supply can select linear voltage-stabilizing circuit either DC-DC switching circuit according to the requirement loaded to power quality.Such as
MCU single-chip microcontroller is low to the Ripple Noise requirement of DC power supply, therefore single-chip microcontroller power supply selects D.C. regulated power supply.
Optionally, the wireless communication module uses Serial Peripheral Interface (SPI) (SPI, Serial Peripheral
Interface) carry out data communication, Serial Peripheral Interface (SPI) works with master-slave mode, this mode usually have a main equipment and
One or more needs at least 4 lines from equipment, is a kind of high speed, full duplex, synchronous communication bus, and in chip
Pin on only take up four lines, saved the pin of chip, while to save space in the layout of PCB, providing conveniently.Wirelessly
Communication module is the important node that DDC controller and radio network gateway and background server contact, and it is flat by cloud that it realizes user
Platform layer monitors and observes each system operation situation.
In the present embodiment, the microprocessor control module carries out ratio control according to the data that the acquisition module acquires
System, proportional plus integral control or PID control parameter (P, PI, PID), ratio, which controls, cannot eliminate remaining difference, but its control
Speed is especially fast, but control precision is not high, is suitble to require less strict system；Integration control can eliminate remaining difference, control
It is more accurate, but speed is especially full, generally not independent thing uses, and mostly uses PI proportional plus integral control；Differential control has super
Preceding property, but his control be it is related with the change rate of deviation input, the deviation constant for one he with regard to helpless, institute
Not also to be used alone generally, PID PID control parameter is mostly used, is suitable for the higher system of required precision.Micro process
Single-chip microcontroller can be used as main control chip in device control processing module, and microprocessor module includes needed for MCU and MCU is operated normally
Peripheral circuit for example clock circuit, crystal oscillating circuit, reset circuit and MCU power supply circuit composition, microprocessor control processing mould
Brain of the block as DDC controller, the parameters of acquisition module acquisition are handled according to software program (P, PI, PID),
Then control signal can be output to driving output module, drive executing agency according to the control logic that software is specified by operation.
At work, it includes being made of different device systems that quantity, which is multiple subsystems, would generally in building
More complete equipment systems are needed, may be to cover identical device systems, or need to cooperate or work independently more
Different device systems.
Optionally, the subsystem includes cold and heat source system, fresh air air-treatment machine set system, ceiling air conditioner system
It is one or more in system, air supplying and exhausting system, lighting system, drainage and elevator device.For example, can be by being installed in backwind tube
Interior temperature sensor temperature detected is sent to DDC controller compared with set point temperatures, is with ratio, integral, differential
(PID) it controls, exports corresponding voltage signal, the movement of electric control valve of the control on return pipe protects return air temperature
It holds in required range.The humidity sensor being installed in air supply tube humidity detected is sent to DDC controller and set point
Humidity compares, and with proportional plus integral control, exports corresponding voltage signal, controls the movement of electric steam valve, make blasting humidity
It is maintained at required range.
The present invention provides a kind of building equipment control system, is controlled by direct digital controller each subsystem,
Decentralised control, centralized watch and pipe are carried out to the subsystems of building using direct digital controller and wireless communication module
It manages, also module can carry out data interaction by wireless communication between subsystems, so as to find the problem in time, realize one
Bodyization control, monitoring and management are improved by optimal control and are managed to provide comfortable, safety a living and working environment
Reason is horizontal, makes so as to largely save manpower, the energy, reduce equipment failure rate, raising equipment operating efficiency, extension equipment
With the service life, maintenance and operation cost are reduced, improves building overall operation management level.
Embodiment in the present invention is only used for that the present invention will be described, and is not construed as limiting the scope of claims limitation,
Other substantially equivalent substitutions that those skilled in that art are contemplated that, all fall in the scope of protection of the present invention.
Claims (9)
1. a kind of building equipment control system, which is characterized in that the building equipment control system includes subsystem, Direct Digital
Controller and wireless communication module, the quantity of the subsystem be it is multiple, the direct digital controller passes through the channel radio
Letter module carries out decentralised control to the subsystem and manages concentratedly, and the direct digital controller includes acquisition module, Wei Chu
Device control processing module, driving output module and power circuit block are managed, the acquisition module carries out data-signal input, described
Microprocessor control module is responsible for the calculation process to output signal, and the driving output module drives the execution of the subsystem
Mechanism passes through the wireless communication module between the subsystem and carries out data interaction.
2. building equipment control system according to claim 1, which is characterized in that the data-signal of the acquisition module is defeated
Enter including digital quantity input and analog input.
3. building equipment control system according to claim 1, which is characterized in that the driving side of the driving output module
Formula includes digital output and analog output.
4. building equipment control system according to claim 1, which is characterized in that the wireless communication module uses LoRa
Module or NB-IOT module.
5. building equipment control system according to claim 1, which is characterized in that the power circuit block includes linear
Voltage regulator circuit or DCDC switching circuit.
6. building equipment control system according to claim 1, which is characterized in that the wireless communication module is using serial
Peripheral Interface carries out data communication.
7. building equipment control system described in any one of -6 according to claim 1, which is characterized in that the micro process
Device control module carries out ratio control, integration control or differential according to the data that the acquisition module acquires and controls.
8. building equipment control system described in any one of -6 according to claim 1, which is characterized in that quantity is multiple
The subsystem include being made of different device systems.
9. building equipment control system described in any one of -6 according to claim 1, which is characterized in that the subsystem
Including cold and heat source system, fresh air air-treatment machine set system, ceiling air-conditioner machine set system, air supplying and exhausting system, lighting system, blowdown
It is one or more in system and elevator device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429349.XA CN110347075A (en) | 2019-05-22 | 2019-05-22 | Building equipment control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429349.XA CN110347075A (en) | 2019-05-22 | 2019-05-22 | Building equipment control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110347075A true CN110347075A (en) | 2019-10-18 |
Family
ID=68174262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910429349.XA Pending CN110347075A (en) | 2019-05-22 | 2019-05-22 | Building equipment control system |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219877A (en) * | 2021-05-19 | 2021-08-06 | 扬州新菱电器有限公司 | Building equipment strong and weak current integrated monitoring management system |
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|---|---|---|---|---|
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| CN201984329U (en) * | 2011-01-30 | 2011-09-21 | 上海九谷智能科技有限公司 | Electrical energy-saving control device for building |
| CN204203649U (en) * | 2014-11-05 | 2015-03-11 | 无锡新人居科贸有限公司 | A kind of intelligent building equipment monitoring system |
| CN104793507A (en) * | 2015-04-15 | 2015-07-22 | 安徽中程智能科技有限公司 | Building intelligent auto-control system DDC (direct digital control) and auto-control method |
| CN206131147U (en) * | 2016-10-18 | 2017-04-26 | 陕西师范大学 | Intelligent building heating control system |
| CN106681403A (en) * | 2016-12-28 | 2017-05-17 | 中瑞新源能源科技(天津)股份有限公司 | Intelligent monitoring system of building |
| CN108415345A (en) * | 2018-05-18 | 2018-08-17 | 山东大学 | A kind of intelligent building control system |
| CN109459994A (en) * | 2018-12-13 | 2019-03-12 | 安徽圆舟率创新科技有限公司 | A kind of building intelligent managing and control system |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5517185A (en) * | 1994-07-01 | 1996-05-14 | Viscount Communication And Control Systems | Building communication and control system |
| CN201984329U (en) * | 2011-01-30 | 2011-09-21 | 上海九谷智能科技有限公司 | Electrical energy-saving control device for building |
| CN204203649U (en) * | 2014-11-05 | 2015-03-11 | 无锡新人居科贸有限公司 | A kind of intelligent building equipment monitoring system |
| CN104793507A (en) * | 2015-04-15 | 2015-07-22 | 安徽中程智能科技有限公司 | Building intelligent auto-control system DDC (direct digital control) and auto-control method |
| CN206131147U (en) * | 2016-10-18 | 2017-04-26 | 陕西师范大学 | Intelligent building heating control system |
| CN106681403A (en) * | 2016-12-28 | 2017-05-17 | 中瑞新源能源科技(天津)股份有限公司 | Intelligent monitoring system of building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219877A (en) * | 2021-05-19 | 2021-08-06 | 扬州新菱电器有限公司 | Building equipment strong and weak current integrated monitoring management system |
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Application publication date: 20191018 |