CN207179931U - A kind of HVAC energy consumption control system based on state recognition - Google Patents
A kind of HVAC energy consumption control system based on state recognition Download PDFInfo
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- CN207179931U CN207179931U CN201720834496.1U CN201720834496U CN207179931U CN 207179931 U CN207179931 U CN 207179931U CN 201720834496 U CN201720834496 U CN 201720834496U CN 207179931 U CN207179931 U CN 207179931U
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Abstract
The utility model discloses a kind of HVAC energy consumption control system based on state recognition, including freezing water control system, cooling water control system, Control System for Hot Water Boiler, in each room, temperature control modules are set, pass through the change adjustment Cold water tap of room temperature or the aperture of hot-water valve, adjust room temperature, when heating and ventilating pipeline is arranged, by distinguishing room functions, room is arranged in a manner of m*n column matrix, m rows (m=1, 2, 3 ... room m) has essentially identical use functional requirement, for between each having sexual intercourse, arrange one group of chilled water pipeline and one group of boiler hot-water pipeline.The utility model realizes the adjustment of the bottom architecture of the automatic identification of HVAC system mode, can be easy to establish the Energy Saving Control pattern intervened without operating personnel, while system operation requirement is met, the use of the energy effectively controlled.
Description
Technical field
It the utility model is related to a kind of control system, specifically a kind of HVAC energy consumption control system based on state recognition.
Background technology
Control system essential to HVAC control system is modern architecture, it is the important composition portion of automatic building control system
Point, its major function is to realize the environment temperature of building interior, humidity, ventilation, the Comprehensive Control of heating.The energy consumption of HVAC system
It is the major part of common buildings structure of energy consumption.Currently, with the development of intelligent control technology, the control of HVAC energy consumption need to be from tradition
Be transformed into by operator according to field condition by the way of manual start-up and shut-down control and rely on the automatic of intelligent identification technology
Energy consumption monitoring and control mode, and the comprehensive calculating of energy consumption is realized by intellectual analysis software, to weigh system health status.It is a kind of
HVAC energy consumption control system based on state recognition relies on HVAC system for field actual state, establishes one kind and is based on state recognition
Energy consumption control system bottom sensor distribution and pattern-recognition framework, analyze four-pipe system HVAC circulation equipment
Working condition, in a manner of intelligence computation driving equipment change running status, meet system operation requirement while, realize
Effective control of energy consumption.
The content of the invention
The purpose of this utility model is to provide a kind of HVAC energy consumption control system based on state recognition, above-mentioned to solve
The problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of HVAC energy consumption control system based on state recognition, including freezing water control system, cooling water control system,
Control System for Hot Water Boiler, temperature control modules are set in each room, Cold water tap or heat are adjusted by the change of room temperature
The aperture of penstock, room temperature is adjusted, when heating and ventilating pipeline is arranged, by distinguishing room functions, by room with m*n column matrix
Mode is arranged, and (m=1,2,3 ... room m) has essentially identical use functional requirement to m rows, between each having sexual intercourse, arranging
One group of chilled water pipeline of cloth and one group of boiler hot-water pipeline, be respectively provided with each group of chilled water pipeline and boiler hot-water pipeline into
Discharge pressure sensor and backwater end water flow sensor, the pressure drop fed back by passing in and out water pressure sensor adjust bypass
Valve flow, realize the stabilization of system circulation water-carrying capacity；In the backwater end that closed chilled water and boiler hot-water supply water, level pressure is set
Device, the control module of constant pressure arrangement are connected with master control system, and the level pressure value setting of constant pressure arrangement receives master control system life
Order, changed according to operational mode and changed, system judges the running status of system according to the circulating water flow of pipeline, and sets shape
The time delay that state judges, when reaching time delay, when system mode is in certain state, i.e., default conditions switch.
As further program of the utility model：The default conditions switching includes：It is switched to from high power consumption state low
During power consumption state, by the way of operation water pump quantity is reduced, reduce running frequency, reduction refrigerator or boiler operatiopn quantity,
Using increase water pump operation quantity, raising water pump operation frequency, increase refrigerator or boiler when being changed from low energy consumption to high energy consumption
Operation quantity.
As the utility model further scheme：Multiple-working mode is set according to the quantity of low-temperature receiver refrigerator；Root
Multiple-working mode is set according to the quantity of hot-water boiler, the mode of operation of low-temperature receiver matches to form a variety of works with the mode of operation of thermal source
Make state.
Compared with prior art, the beneficial effects of the utility model are：（1）Realize the automatic identification of HVAC system mode
Bottom architecture adjustment, can be easy to establish the Energy Saving Control pattern intervened without operating personnel, meet system operation
It is required that while, the use of the energy effectively controlled；（2）System for environmental change, load condition change can automatic identification,
Reduce system operation manual intervention, energy waste and operation exception caused by reduction personnel lack experience.
Brief description of the drawings
Fig. 1 is the embodiment schematic diagram of the HVAC energy consumption control system based on state recognition;
In figure：1- rooms 11；The hot coil of 2- rooms 11；The cooling coil of 3- rooms 11；The cold water regulating valve of 4- rooms 11；5- rooms
Between 11 hot water regulating valves；6- rooms 1n；7- rooms 1n hot coils；8- rooms 1n cooling coils；9- rooms 1n cold water regulating valves；10-
Room 1n hot water regulating valves；11- pressure gauges；12- bypass regulator valves；13- pressure gauges；14- pressure gauges；15- bypass regulator valves；
16- pressure gauges；17- rooms m1；18- rooms m1 hot coils；19- rooms m1 cooling coils；20- rooms m1 cold water regulating valves；21- rooms
Between m1 hot water regulating valves；22- pressure gauges；23- bypass regulator valves；24- pressure gauges；25- rooms mn；26- rooms mn hot coils；
27- rooms mn cooling coils；28- rooms mn cold water regulating valves；29- rooms mn hot water regulating valves；30- pressure gauges；31- bypass is adjusted
Save valve；32- pressure gauges；33- pressure gauges；34- pressure gauges；35- bypass regulator valves；36- refrigerators 1；The chilled water of 37- refrigerators 1
Water outlet motor-driven valve；38- chilled water pumps 1；The chilled water of 39- refrigerators 1 water inlet motor-driven valve；The water inlet of the cooling water of 40- refrigerators 1 is electronic
Valve；The cooling water pump of 41- refrigerators 1；The cooling water water outlet motor-driven valve of 42- refrigerators 1；43- refrigerators n；44- refrigerator n chilled waters
Water outlet motor-driven valve；45- chilled water pumps n；46- refrigerator n chilled waters water inlet motor-driven valve；The water inlet of 47- refrigerator n cooling waters is electronic
Valve；48- refrigerator n cooling water pumps；49- refrigerator n cooling water water outlet motor-driven valves；50- cooling-water temperature sensors；51- is cooled down
The water inlet motor-driven valve of tower 1；The blower fan of 52- cooling towers 1；53- cooling towers 1；54- cooling tower n blower fans；55- cooling towers n；56- cooling towers n
Water inlet motor-driven valve；57- cooling tower n water outlet motor-driven valves；The water outlet motor-driven valve of 58- cooling towers 1.59- chilled water constant pressure arrangements；60- pots
Stove recirculated water constant pressure arrangement；61- boiler recirculated water bypass regulator valves；62- boiler cycle pumps 1；The water inlet motor-driven valve of 63- boilers 1；
64- boiler n water circulating pumps；65- boilers n water inlet motor-driven valves；66- boiler n water outlet motor-driven valves；The water outlet motor-driven valve of 67- boilers 1；68-
Boiler 1；69- boilers n；70- chilled water flow quantity sensors；71- chilled water m bypass flow sensors；72- chilled waters the 1st
Road flow sensor；73- boiler circular flow sensors；The bypass flow sensor of 74- boilers recirculated water the 1st；75- boilers circulate
Whose m bypass flow sensor;76- pressure gauges；77- pressure gauges；78- water bypasses.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of HVAC energy consumption control system based on state recognition, including
Water control system, cooling water control system, Control System for Hot Water Boiler are freezed, temperature control modules are set in each room, passed through
The change adjustment Cold water tap of room temperature or the aperture of hot-water valve, reach the purpose of regulation room temperature.
Each room is also variant because of the difference using function, its temperature requirement.When heating and ventilating pipeline is arranged, by distinguishing room
Between function, room is arranged in a manner of m*n column matrix, (m=1,2,3 ... room m) has essentially identical uses work(to m rows
Can demand.For between each having sexual intercourse, arrange one group of chilled water pipeline and one group of boiler hot-water pipeline.
Disengaging water pressure sensor and backwater end current are respectively provided with each group of chilled water pipeline and boiler hot-water pipeline
Quantity sensor.The purpose for setting water flow sensing unit is the streamflow regime between the real-time detection having sexual intercourse；Golden discharge pressure is set to sense
The purpose of device is detection pressure difference, adjusts by-passing valve flow by pressure drop, realizes the stabilization of system circulation water-carrying capacity.
In the backwater end that closed chilled water and boiler hot-water supply water, constant pressure arrangement is set.The control module of constant pressure arrangement
It is connected with master control system, the level pressure value setting of constant pressure arrangement receives master control system order, is changed according to operational mode and become
Change.The effect of constant pressure arrangement is to realize the pressure stability of closed circle water system.
The circulating water flow of each pipeline changes according to the temperature change in room, and the temperature in room is by the shadow of environment temperature
Ring and the running status of internal unit changes and changed.System judges the operation shape of system according to the circulating water flow of pipeline
State, and set the time delay of condition adjudgement.When reaching time delay, when system mode is in certain state, that is, give tacit consent to
State switches.
When being switched to low energy consumption state from high power consumption state, water pump quantity, reduction running frequency, reduction are run using reducing
The mode of refrigerator or boiler operatiopn quantity.Using increase water pump operation quantity, raising water when being changed from low energy consumption to high energy consumption
The operation quantity of pump operation frequency, increase refrigerator or boiler.
Multiple-working mode is set according to the quantity of low-temperature receiver refrigerator；A variety of Working moulds are set according to the quantity of hot-water boiler
Formula.The mode of operation of low-temperature receiver matches to form a variety of working conditions with the mode of operation of thermal source.Meeting that room temperature control is stable
Effective energy-conservation is realized on the basis of property.
Embodiment 1：
（1）As shown in figure 1, the room layout of system is arranged using m*n matrix forms, 1 room 11 and 6 room 1n are first
Capable room；17 room m1 and 25 room mn be m rows room, m=1,2 ...;n=1,2…….
（2）The coil pipe in each room includes cooling coil and hot coil, then in four rooms illustrated, including the heat of room 2 11
Coil pipe；The cooling coil of room 3 11；7 room 1n hot coils；8 room 1n cooling coils；18 room m1 hot coils；19 room m1 cooling coils；
26 room mn hot coils；27 room mn cooling coils；Hot coil is connected with 68 boilers 1 and 69 boiler n, realizes room heat supply needs；
Cooling coil is connected with 36 refrigerators 1 and 43 refrigerator n, realizes room cooling needs.
（3）When room temperature changes, the change of heat is realized by adjusting cold valves and hot water valve, as shown in, rooms 4
Between 11 cold water regulating valves and the hot water regulating valve of room 5 11 coordinate the temperature in 1 room 11 of control；9 room 1n cold water regulating valves and 10
Room 1n hot water regulating valve coordinates 6 room 1n of control temperature；20 room m1 cold water regulating valves and 21 room m1 hot water regulating valves
Coordinate 17 room m1 of control temperature；28 room mn cold water regulating valves and 29 room mn hot water regulating valves coordinate 25 room mn of control
Temperature.
（4）Reseted in freezing water circulation system and put 59 chilled water constant pressure arrangements, the device requires according to system running pressure
Change level pressure value；60 boiler recirculated water constant pressure arrangements are set in the boiler hot-water circulatory system, and the device is according to system operation pressure
Power requires to change level pressure value.
（5）11 pressure gauges and 13 pressure gauges are the pressure sensor for being arranged on the 1st branch road chilled water system Inlet and outlet water, according to
Its pressure differential adjusts the aperture of 12 bypass regulator valves, to stablize main system flow；22 pressure gauges and 24 pressure gauges are to be arranged on m
The pressure sensor of branch road chilled water system Inlet and outlet water, 23 bypass regulator valves are adjusted according to its pressure differential to stablize main system stream
Amount.33 pressure gauges and 34 pressure gauges are the pressure gauge for being arranged on chilled water system pipeline, are adjusted by the bypass of its pressure difference value adjustment 35
The aperture of valve is saved, to stablize the flow of whole chilled water system.
（6）14 pressure gauges and 16 pressure gauges are the pressure sensor for being arranged on the 1st branch road hot-water heating system Inlet and outlet water, according to it
Pressure differential adjusts the aperture of 15 bypass regulator valves, to stablize hot-water heating system flow；30 pressure gauges and 32 pressure gauges are to be arranged on m
The pressure sensor of branch road hot-water heating system Inlet and outlet water, the aperture of 31 bypass regulator valves is adjusted according to its pressure differential, to stablize hot water
Flow system flow；76 pressure gauges and 77 pressure gauges are the pressure gauge for being arranged on hot water main pipe road, and 61 boilers are adjusted by its pressure difference
The aperture of recirculated water bypass regulator valve, realize that hot-water heating system circulating water flow is stable.
（7）36 refrigerators 1 and 43 refrigerator n is provide the low-temperature receiver of cold for system.
（8）The chilled water water outlet motor-driven valve of 37 refrigerator 1 and the chilled water of 39 refrigerator 1 water inlet motor-driven valve can realize 36 freezings
The freeze cycle water of machine 1 is closed；38- chilled water pumps 1 provide the circulating water power of refrigerator 1.44 refrigerator n chilled waters go out water power
Dynamic valve and 46 refrigerator n chilled waters water inlet motor-driven valve can realize that 43 refrigerator n freeze cycle water is closed；45- chilled water pumps n
The circulating water power of refrigerator 1 is provided.
（9）The cooling water of 40 refrigerator 1 water inlet motor-driven valve and the cooling water water outlet motor-driven valve of 42 refrigerator 1 can realize 36 freezings
The cooling circulating water of machine 1 is closed；The cooling water pump of 41 refrigerator 1 provides the cooling water circulation power of 36 refrigerators 1；47 refrigerator n
Cooling water water inlet motor-driven valve and 49 refrigerator n cooling water water outlet motor-driven valves can realize that 43 refrigerator n cooling circulating water is closed；
48 refrigerator n cooling water pumps provide 43 refrigerator n cooling water circulation power.
（10）The effect of 50 cooling-water temperature sensors is detection cooling water temperature, in this, as regulation 78 cooling waters bypass
The condition of valve opening, to stablize the temperature of cooling water system.
（11）The effect of 51 cooling towers 1 water inlet motor-driven valve and the water outlet motor-driven valve of 58 cooling tower 1 is to be turned on and off 53 coolings
The Inlet and outlet water of the recirculated water of tower 1；The effect of 56 cooling tower n water inlet motor-driven valves and 57 cooling tower n water outlet motor-driven valves is to play on or off
The Inlet and outlet water of disconnected 55 cooling tower n recirculated waters；The fan action of 52- cooling towers 1 is the cooling recirculated water of 53 cooling tower 1；54 cooling tower n wind
The effect of machine is 55 cooling tower n cooling waters of cooling.
（12）62 boiler cycle pumps 1 provide the circulating hot water power of 68 boiler 1；64 boiler n water circulating pumps provide 69 boiler n
Circulating water power；The effect of 63 boilers 1 water inlet motor-driven valve and the water outlet motor-driven valve of 67 boiler 1 is to be turned on and off 68 boilers 1 to circulate
Hot water；The effect of 65 boiler n water inlet motor-driven valve and 66 boiler n water outlet motor-driven valves is to be turned on and off 69 boiler n circulating hot waters.
（13）The effect of 70 chilled water flow quantity sensors is to detect the total flow of chilled water；71 chilled water m bypass flows
The effect of sensor is detection chilled water m bypass flows；The effect of the bypass flow sensor of 72 chilled water the 1st is detection freezing
The bypass flow of water the 1st；The effect of 73 boiler circular flow sensors is boiler circular flow；The branch road stream of 74 boiler recirculated water the 1st
The effect of quantity sensor is the bypass flow of detection boiler recirculated water the 1st；The effect of 75 boiler recirculated water m bypass flow sensors
It is detection boiler recirculated water m bypass flows.
（14）Above room quantity, refrigerator quantity, boiler quantity and corresponding valve, sensor etc. are in the form of m or n
Represent, the purpose is to be defined to be set by requirement in practical systems, this patent scheme only illustrate its arrangement mode and with energy-conservation
Relation.
（15）Mode handover procedure is as follows：When the chilled water m bypass flows sensor of chilled-water flow 71 is visited between m having sexual intercourse
Measuring the low discharge of certain time is, by low 45 chilled water pump n running frequency；When 71 chilled water m bypass flow sensors
Detect certain time level off to 0 flow when, close 43 refrigerator n and its 44 affiliated refrigerator n chilled waters and go out water power
Dynamic valve, 45 chilled water pump n, 46 refrigerator n chilled waters water inlet motor-driven valve.When 70 chilled water flow quantity sensors；71 chilled water m branch
Road flow sensor；The bypass flow sensor of 72 chilled water the 1st detect level off to 0 flow when, selection only run one
Refrigerator and corresponding water pump, cooling tower.Same handoff procedure is applied to the mode adjustment of boiler hot-water system.
（16）The design parameter setting of above procedure is defined by live actual debugging, and this programme only illustrates the process of its switching
General principle.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
1. a kind of HVAC energy consumption control system based on state recognition, including freezing water control system, cooling water control system, heat
Kettle furnace control system, it is characterised in that temperature control modules are set in each room, cold water is adjusted by the change of room temperature
The aperture of valve or hot-water valve, adjust room temperature, when heating and ventilating pipeline is arranged, by distinguishing room functions, by room with
M*n column matrix modes are arranged, and (m=1,2,3 ... room m) has essentially identical use functional requirement to m rows, for each
Between having sexual intercourse, arrange one group of chilled water pipeline and one group of boiler hot-water pipeline, in each group of chilled water pipeline and boiler hot-water pipeline
On be respectively provided with disengaging water pressure sensor and backwater end water flow sensor, the pressure difference number fed back by passing in and out water pressure sensor
Value adjustment by-passing valve flow, realize the stabilization of system circulation water-carrying capacity；In the backwater that closed chilled water and boiler hot-water supply water
End, constant pressure arrangement is set, the control module of constant pressure arrangement is connected with master control system, and the level pressure value setting of constant pressure arrangement receives master
Control system order, changed according to operational mode and changed, system judges the operation shape of system according to the circulating water flow of pipeline
State, and the time delay of condition adjudgement is set, when reaching time delay, when system mode is in certain state, that is, give tacit consent to
State switches.
2. the HVAC energy consumption control system according to claim 1 based on state recognition, it is characterised in that the acquiescence shape
State switching includes：When being switched to low energy consumption state from high power consumption state, using reduce operation water pump quantity, reduce running frequency,
The mode of refrigerator or boiler operatiopn quantity is reduced, increase water pump operation quantity is used when being changed from low energy consumption to high energy consumption, is carried
The operation quantity of high water pump operation frequency, increase refrigerator or boiler.
3. the HVAC energy consumption control system according to claim 2 based on state recognition, it is characterised in that cold according to low-temperature receiver
The quantity of jelly machine sets multiple-working mode；Multiple-working mode, the mode of operation of low-temperature receiver are set according to the quantity of hot-water boiler
Match to form a variety of working conditions with the mode of operation of thermal source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720834496.1U CN207179931U (en) | 2017-07-11 | 2017-07-11 | A kind of HVAC energy consumption control system based on state recognition |
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| CN201720834496.1U CN207179931U (en) | 2017-07-11 | 2017-07-11 | A kind of HVAC energy consumption control system based on state recognition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339778A (en) * | 2017-07-11 | 2017-11-10 | 上海九谷智能科技有限公司 | A kind of HVAC energy consumption control system based on state recognition |
| CN112377966A (en) * | 2020-10-20 | 2021-02-19 | 佛山市南海聚腾环保设备有限公司 | Energy-saving method and system for air energy heating equipment |
-
2017
- 2017-07-11 CN CN201720834496.1U patent/CN207179931U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339778A (en) * | 2017-07-11 | 2017-11-10 | 上海九谷智能科技有限公司 | A kind of HVAC energy consumption control system based on state recognition |
| CN112377966A (en) * | 2020-10-20 | 2021-02-19 | 佛山市南海聚腾环保设备有限公司 | Energy-saving method and system for air energy heating equipment |
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