CN1743820A - Household charging device for central air conditioner - Google Patents
Household charging device for central air conditioner Download PDFInfo
- Publication number
- CN1743820A CN1743820A CN 200510060891 CN200510060891A CN1743820A CN 1743820 A CN1743820 A CN 1743820A CN 200510060891 CN200510060891 CN 200510060891 CN 200510060891 A CN200510060891 A CN 200510060891A CN 1743820 A CN1743820 A CN 1743820A
- Authority
- CN
- China
- Prior art keywords
- air conditioner
- central air
- individual user
- temperature
- user fee
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
An individual user metering device for central air conditioner, which contains temperature control circuit, flow meter and electric control valve whose control contact point connected to temperature circuit, the open angle of electric control valve can be adjusted by temperature control circuit, the central air conditioner including main pipeline, sub pipeline and heat exchanger series connected between water inlet sub-pipe and outlet sub-pipe.
Description
Technical field
The invention belongs to the central air conditioner technical field, relate in particular to the individual user fee counter of central air conditioner.
Background technology
Central air conditioner has been widely used in the building of hotel, school, hospital etc., but the concentrated area for each minute the family unify heat supply or refrigeration.Central air conditioner is when work, after outside fresh air is handled through pretreatment unit, reach a specific temperature, the set heat exchanger on each minute family of flowing through then, hot and cold matchmaker's water that the central air conditioner unit that circulating in the set heat exchanger in each minute family is supplied is when flowing through heat exchanger through pretreated fresh air, with heat exchanger generation heat interchange, flow into then indoor, thereby indoor temperature is changed, reach refrigeration or the purpose that heats.
Central air conditioner is a big power consumer, and the energy that it consumed accounts for 50～60% of whole building energy consumption, and therefore, its operating cost is very high.The operation energy consumption of central air conditioner system is all multifactor relevant with the utilization rate of outdoor weather condition, air-conditioned room, the energy consumption of air-conditioning equipment itself etc.The load of air-conditioning system is in the dynamic change whole year.According to statistics, in hotel's class building, there is the whole year time air conditioner load about 80% only to be 50～60% of peak load.And the design of air-conditioning system and choice of equipment are undertaken by peak load.In addition, add that the safety coefficient that the designer selects for use is bigger than normal, cause the four big phenomenons that host capacity is bigger than normal, pipe diameter is bigger than normal, the water pump configuration is bigger than normal, end-equipment is bigger than normal, the energy consumption increase.
The running of air-conditioning system high energy consumption is a global difficult problem, also is that one of effectiveness of operation " neck bottle " improves in restriction enterprise.Therefore, the energy-saving significance of central air conditioner is great.
Consider from another point of view, when reality is used, if central air conditioner as the shared device of same unit, the expense that is produced during its operation can be unifiedly calculated by this unit.But under many circumstances, a cover central air conditioner is often used for many users in building, same building.At this moment, the operating cost of central air conditioner need be collected to each minute family.Comprise departments such as housekeeping department, food and beverage department and amusement portion as a hotel, and the finance of these departments are kept separate accounts, this just need share all departments to the operating cost of central air conditioner.
The household cost allocation method of existing central air conditioner expense is that the indoor usable floor area according to air-conditioning calculates, and this is direct, the simplest a kind of method, but also is the most controversial method.Because different branch families is different fully on the service time of air-conditioning, if any the user use by day; And the user who has uses at night, and the length of service time also differs.
In addition, in the residential building in northern city, caliduct is housed generally.And each user uses the time of heating installation is different equally.Existing method of sharing according to usable floor area obviously is irrational.
In fact, irrational charge method is easy to cause some users' malice consumption, and promptly possessor no one is not always opening heating installation or air-conditioning, causes the energy dissipation phenomenon serious.
For overcoming above-mentioned defective, a lot of people have proposed various solutions.On at each minute pipeline, be provided with flowmeter and temperature sensor, link by the single-chip microcomputer in circuit and the central primary control system system, the calculating by the single-chip microcomputer complexity during collection of charges draw at last each user in a time period the expense that should pay.Though this charging method can play the charging effect, but owing to central air conditioner circulating system is not controlled, cause the user when reality is not used air-conditioning the hot and cold matchmaker's water in the pipeline still in the phenomenon of flow circuit, this just makes above-mentioned charging unreasonable in theory, also just can not fundamentally solve the charging difficult problem that central air conditioner uses.In addition, above-mentioned charge system also exists complex structure, difficult wiring, needs defectives such as the special messenger monitors, operating cost height.Simultaneously, it is expensive that this cover system is installed, and is unfavorable for that it applies, and this also is the one of the main reasons that this charge system is not installed on now a lot of central air conditioner.Have, the transparency of this charge system is not high again, makes easily between each user and produces dispute.
Summary of the invention
The objective of the invention is at above-mentioned technical matters, a kind of individual user fee counter of novel central air conditioner be provided, have simple in structure, operating cost is low, charge accurately rationally, transparency is high, cheap, has vast market prospect.
Purpose of the present invention can realize by following technical proposals: a kind of individual user fee counter of central air conditioner, described central air conditioner comprises the main line of mutual UNICOM and divides pipeline, this is in charge of route and divides water inlet pipe and divide rising pipe to constitute, between minute water inlet pipe and branch rising pipe, be serially connected with heat exchanger, it is characterized in that, described individual user fee counter comprises temperature-control circuit and is serially connected in described minute flowmeter and the electrically operated valve on the pipeline that the control contact of this electrically operated valve is connected on the temperature-control circuit.Because the control contact of electrically operated valve is connected on the temperature-control circuit, the therefore aperture that can regulate electrically operated valve by temperature-control circuit.
In the individual user fee counter of this central air conditioner, above-mentioned temperature-control circuit also comprises power supply, control module, temperature sensor and temperature setting device, and wherein power supply, temperature sensor and temperature setting device all are connected with control module.Temperature sensor is used for perception and divides rising pipe or indoor temperature, it is with temperature setting device, the aperture of regulating electrically operated valve for control circuit provides foundation, divide the flow of hot and cold matchmaker's water in the rising pipe by control module control, thereby branch rising pipe or indoor temperature can be maintained in the predefined temperature range.
In the central air conditioner use, owing to be provided with the electrically operated valve that is connected with temperature-control circuit, therefore only electrically operated valve unlatching when air-conditioning uses, electrically operated valve was not in closed condition automatically when air-conditioning used.And temperature-control circuit can also also just determine the flow of cold heat medium water in the pipeline according to the aperture of the size of the difference between actual temperature and design temperature decision electrically operated valve.Obviously, under above-mentioned condition, not only reached the purpose that makes air conditioner energy saving, can also be according to the foundation of minute flow of the cold heat medium water that pipeline upper reaches amount meter is measured as air conditioning charging.
In fact,, multiply by the reading of branch pipeline upper reaches amount meter again, just can draw the air-conditioning expense that this user should pay as long as calculate the pairing air-conditioning expense of hot and cold matchmaker's water per ton.This computing method have quick and convenient, accurate, the advantage that transparency is high, and can not make between each user and produce dispute.
In the individual user fee counter of this central air conditioner, above-mentioned temperature sensor is arranged in the branch rising pipe.Be located at the temperature of hot and cold matchmaker's water that herein temperature sensing receiver can perception comes out from heat exchanger, thereby compare with predefined temperature, if differ bigger with predefined temperature, the aperture that control circuit will be regulated electrically operated valve makes it become big, increases the flow of hot and cold matchmaker's water; If both dwindle at the temperature difference, the aperture that control circuit will be regulated electrically operated valve diminishes it, even closes fully, to reduce the flow of hot and cold matchmaker's water.
In the individual user fee counter of this central air conditioner, it is residing indoor that above-mentioned temperature sensor is located at heat exchanger.The temperature sensor that is located at herein can the indoor temperature of perception, thereby compares with predefined temperature, and both temperature difference are bigger, and the aperture that control circuit will be regulated electrically operated valve makes it become big, increases, the flow of cold heat medium water; Dwindle as both temperature difference, the aperture that control circuit will be regulated electrically operated valve diminishes it, even closes fully, to reduce the flow of hot and cold matchmaker's water.
In the individual user fee counter of this central air conditioner, above-mentioned temperature sensor is two, and it is located at the branch rising pipe respectively and divides in the water inlet pipe.The temperature that is located at two sensor institutes perception herein compares mutually, according to both temperature difference, regulates the aperture of electrically operated valve by control circuit.
Simultaneously, in the individual user fee counter of this central air conditioner, above-mentioned electrically operated valve is an electrical ball valve.It is reliable that electrical ball valve has control, and the signal of response control circuit is advantage rapidly.
In the individual user fee counter of this central air conditioner, be serially connected with switch between above-mentioned control module and the power supply.Switch is used to control the break-make of temperature-control circuit.Participate in by switch in the control of branch family air-conditioning, be convenient to make the timely opening and closing of air-conditioning on the branch family, help cutting down the consumption of energy, this is particularly useful for the housekeeping department in hotel.
In the individual user fee counter of this central air conditioner, above-mentioned flow is counted electromagnetic flowmeter.Electromagnetic flowmeter have counting accurately, advantage that the vibrationproof performance is good, the vibration that can avoid like this being produced when rotating because of minute family air-conditioning fan has influence on the counting accuracy of flowmeter.
In the individual user fee counter of this central air conditioner, above-mentioned flowmeter also can be digital flowmeter.After adopting digital flowmeter, people can be transferred on computer or the display by the reading of lead with flowmeter, so that practical operation.
In the individual user fee counter of this central air conditioner, above-mentioned flowmeter also can be water meter.That water meter has is cheap, the advantage of wide material sources.
Compared with prior art, the beneficial effect of central air conditioner individual user fee counter of the present invention is:
1, because of being provided with independent control circuit variable valve is controlled, the flow of being convenient to hot and cold matchmaker's water that central air conditioner is divided in the pipeline to be flowed is controlled, and the indoor temperature in branch family is maintained in the suitable scope, satisfies actual user demand.
2, do not needing to be provided with central control system aspect the charging at minute family, simple in structure, easy for installation, operating cost is low, and unit price is cheap, and is easy to utilize.
3, the flowmeter that is provided with from minute pipeline is directly read counting, through the simple back of converting just can draw each minute the family in section sometime the expense that should pay, the expense convenience of calculation, it is accurate to have reasonable fee, and the transparency height, not can and the user between produce unnecessary dispute; Simultaneously, adopt this device to charge after, also fundamentally stopped the behavior of user's malice consumption, for country has saved the valuable energy.
Description of drawings
Fig. 1 is the structural representation in the central air conditioner individual user fee counter of the present invention;
Fig. 2 is the electric theory diagram of temperature-control circuit in the central air conditioner individual user fee counter of the present invention.
Among the figure, main line 1; Divide pipeline 2; Divide water inlet pipe 21; Divide rising pipe 22; Heat exchanger 3; Electrically operated valve 4; Flowmeter 5.
Embodiment
By among Fig. 1 as can be seen, the structure of central air conditioner mainly comprises the main line 1 of central unit and mutual UNICOM and divides pipeline 2, wherein divide pipeline 2 to constitute, between minute rising pipe 22 and branch water inlet pipe 21, be serially connected with heat exchanger 3 by minute rising pipe 22 and branch water inlet pipe 21.
The message accounting of central air conditioner of the present invention is located on the above-mentioned branch pipeline 2, comprises the flowmeter 5 and the electrically operated valve 4 that are serially connected on the branch pipeline 2, and the control circuit that is electrically connected with electrically operated valve 4.On control circuit, be connected with temperature setting device and temperature sensor, temperature setting device is used to set indoor temperature range, temperature sensor is used for the temperature of perception impact point, and temperature setting device and temperature sensor provide foundation for control circuit to the adjusting of electrically operated valve 4 apertures.
By among Fig. 2 as can be seen, above-mentioned control circuit comprises power supply, switch, control module, temperature sensor and temperature setting device, wherein switch, control module are connected with power supply, temperature setting device and temperature sensor are connected on the control module.Above-mentioned electrically operated valve 4 also is connected on the control module.
Above-mentioned temperature sensor can be one, also can be two.When temperature sensor is one, its can be located in the branch rising pipe 22 or heat exchanger 3 residing indoor, by its temperature, compare by predefined temperature on control module on the control circuit and the temperature setting device in the perception of impact point institute.When if the temperature difference between the two is big, the aperture that control circuit will be regulated electrically operated valve 4 makes it become big, to increase the flow that divides hot and cold matchmaker's water in the pipeline 2; If the temperature difference between the two hour, the aperture that control circuit will be regulated electrically operated valve 4 diminishes it, even closes, and reducing the flow of hot and cold matchmaker's water in the branch pipeline 2, thereby indoor temperature is remained in the predefined scope.
When temperature sensor is two, it is located at the branch water inlet pipe 21 in the branch pipeline 2 respectively and divides in the rising pipe 22, be used for perception temperature herein, when the temperature difference between the two is big, the aperture that control circuit will be regulated electrically operated valve 4 makes it become big, to increase the flow that central air conditioner divides hot and cold matchmaker's water in the pipeline 2; During having a narrow range of temperature between the two, the aperture that control circuit will be regulated electrically operated valve 4 diminishes it, even closes, to reduce the flow that central air conditioner divides hot and cold matchmaker's water in the pipeline 2.
For electrically operated valve 4, the electrical ball valve that adopts in the present embodiment, the spool that control circuit is controlled on the electrical ball valve according to the temperature and the difference between the predefined temperature of institute's perception on the temperature sensor rotates in the angular range of 0～90 degree, and reaches the purpose that control divides hot and cold matchmaker's discharge in the pipeline 2.
For the housekeeping department in hotel, above-mentioned switch can be the CUSTOM HOUSE HOTEL switch in the guest room.Therefore, after the passenger moves in the guest room, plug CUSTOM HOUSE HOTEL and just can use electrical equipment in the guest room, comprising the air-conditioning in the guest room.When going out or checking out, transfer to CUSTOM HOUSE HOTEL, cut off the power supply on the control circuit, make electrically operated valve 4 be in closed condition, thus cut off central air conditioner be in charge of in the circulation of hot and cold matchmaker's water, help energy savings like this.
For flowmeter 5, what present embodiment adopted is digital flowmeter 5.Because the reading of digital flowmeter 5 can transmit by lead, therefore as long as the pairing digital flowmeter 5 of each user of central air conditioner system is connected with computer by lead, just can come out all users' air-conditioning consumption real time reaction with a computer so, also computing formula can be enrolled in the computer, directly can draw each user's air-conditioning expense.Like this, not only greatly facilitate the management of managerial personnel, but also omitted loaded down with trivial details checking meter and the work of computational costs central air conditioner.
During expense on calculating each minute family, to calculate the direct and indirect expense that central air conditioner was produced after operation a period of time earlier, promptly the power consumption of central air conditioner, manually, depreciation of equipment, overhead cost, calculate total expenses; Calculate the hot and cold matchmaker's water yield that flows through in this time period in the central air conditioner main pipe rail then, by the amount of total expenses divided by total hot and cold matchmaker's water, the unit price of the hot and cold matchmaker's water of the unit of being converted into; At last, read specific minute family employed hot and cold matchmaker's water yield in this time period from a minute family flowmeter 5 and multiply by above-mentioned unit price, just can draw specific minute family and use air-conditioning and the expense that need pay in this time period internal cause.Concrete numerical value also can be because of the difference in summer or season in winter difference to some extent in the above-mentioned charging process.
Claims (9)
1, a kind of individual user fee counter of central air conditioner, described central air conditioner comprises the main line (1) of mutual UNICOM and divides pipeline (2), this minute pipeline (2) is by a minute water inlet pipe (21) and divide rising pipe (22) to constitute, between a minute water inlet pipe (21) and branch rising pipe (22), be serially connected with heat exchanger (3), it is characterized in that, described individual user fee counter comprises temperature-control circuit and is serially connected in flowmeter (5) and electrically operated valve (4) on described minute pipeline (2) that the control contact of this electrically operated valve (4) is connected on the temperature-control circuit.
2, the individual user fee counter of central air conditioner according to claim 1, it is characterized in that, described temperature-control circuit also comprises power supply, control module, temperature sensor and temperature setting device, and wherein power supply, temperature sensor and temperature setting device all are connected with control module.
3, the individual user fee counter of central air conditioner according to claim 2 is characterized in that, described temperature sensor is arranged in the branch rising pipe (22).
4, the individual user fee counter of central air conditioner according to claim 2 is characterized in that, it is residing indoor that described temperature sensor is located at heat exchanger (3).
5, the individual user fee counter of central air conditioner according to claim 2 is characterized in that, described temperature sensor is two, and it is located at branch rising pipe (22) respectively and divides in the water inlet pipe (21).
6, the individual user fee counter of central air conditioner according to claim 2 is characterized in that, is serially connected with switch between described control module and the power supply.
According to the individual user fee counter of each described central air conditioner of claim 1 to 6, it is characterized in that 7, described electrically operated valve (4) is an electrical ball valve.
According to the individual user fee counter of each described central air conditioner of claim 1 to 6, it is characterized in that 8, described flowmeter (5) is a kind of in electromagnetic flowmeter, digital flowmeter or the water meter.
9, the individual user fee counter of central air conditioner according to claim 7 is characterized in that, described flowmeter (5) is a kind of in electromagnetic flowmeter, digital flowmeter or the water meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510060891 CN1743820A (en) | 2005-09-26 | 2005-09-26 | Household charging device for central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510060891 CN1743820A (en) | 2005-09-26 | 2005-09-26 | Household charging device for central air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1743820A true CN1743820A (en) | 2006-03-08 |
Family
ID=36139285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510060891 Pending CN1743820A (en) | 2005-09-26 | 2005-09-26 | Household charging device for central air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1743820A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359794A (en) * | 2011-08-29 | 2012-02-22 | 深圳市锐钜科技有限公司 | Charging method and system for multi-connected central air conditioner external units |
| CN109114620A (en) * | 2017-06-26 | 2019-01-01 | 徐兆良 | A kind of completely new household cost allocation heating framework and its operational mode |
-
2005
- 2005-09-26 CN CN 200510060891 patent/CN1743820A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359794A (en) * | 2011-08-29 | 2012-02-22 | 深圳市锐钜科技有限公司 | Charging method and system for multi-connected central air conditioner external units |
| CN102359794B (en) * | 2011-08-29 | 2013-07-03 | 深圳市锐钜科技有限公司 | Charging method and system for multi-connected central air conditioner external units |
| CN109114620A (en) * | 2017-06-26 | 2019-01-01 | 徐兆良 | A kind of completely new household cost allocation heating framework and its operational mode |
| CN109114620B (en) * | 2017-06-26 | 2023-08-11 | 徐兆良 | Brand-new household charging heating architecture and running mode thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100523635C (en) | Intelligent cluster control system of central air-conditioning | |
| CN102043907B (en) | Real-time cold load determination method of air-conditioner room | |
| CN102305451B (en) | Mixed ground source heat pump monitoring system and method based on health assessment technology | |
| CN101975673A (en) | Central air-conditioning system energy efficiency real-time monitoring system and method | |
| CN100356140C (en) | Equivalent energy charging method for central air conditioner metering fee | |
| CN101393451A (en) | Construction energy-conserving control method and system | |
| CN201748553U (en) | Intelligent temperature control type pre-payment heat meter | |
| CN202328642U (en) | Central air conditioning energy-consumption monitoring system | |
| CN201425358Y (en) | Central air-conditioning charging controller | |
| CN205079368U (en) | Cold and hot source system of water source VRF air conditioner | |
| CN209459146U (en) | Central air conditioner room high energy efficiency output system | |
| CN107606686B (en) | A kind of heating system and method for thermodynamic equilibrium | |
| CN102359794B (en) | Charging method and system for multi-connected central air conditioner external units | |
| CN109146284B (en) | Accounting system and method for comprehensive utilization amount and scale of renewable energy sources of urban building | |
| CN201589381U (en) | Ground-source heat pump central air-conditioning charging device | |
| CN201764636U (en) | Energy-saving control system of air conditioner | |
| CN1743820A (en) | Household charging device for central air conditioner | |
| CN2861999Y (en) | Condo charging arrangement of central air-conditioning | |
| CN103808434A (en) | Heat metering device with heat supply capable of being adjusted by user | |
| CN1584527A (en) | Automatic charging and controlling system of central air conditioner | |
| CN207214361U (en) | A kind of central air-conditioning charging administration system | |
| CN2823883Y (en) | Public central air conditioner individual household charger | |
| CN111256314A (en) | Control system of high-efficient central air conditioning | |
| CN101188055A (en) | Home charging device for distributed central air-conditioner | |
| CN2745035Y (en) | Cost allocation device for central air-conditioner draught fan coil pipe in office buildings |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |