CN104897309A - Household metering method and system for central air conditioning - Google Patents

Household metering method and system for central air conditioning Download PDF

Info

Publication number
CN104897309A
CN104897309A CN201510272303.3A CN201510272303A CN104897309A CN 104897309 A CN104897309 A CN 104897309A CN 201510272303 A CN201510272303 A CN 201510272303A CN 104897309 A CN104897309 A CN 104897309A
Authority
CN
China
Prior art keywords
user side
fan coil
central air
time
predetermined amount
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
Application number
CN201510272303.3A
Other languages
Chinese (zh)
Inventor
李志�
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Zhujie Technology Co Ltd
Original Assignee
Beijing Zhujie Technology Co Ltd
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.)
Filing date
Publication date
Application filed by Beijing Zhujie Technology Co Ltd filed Critical Beijing Zhujie Technology Co Ltd
Priority to CN201510272303.3A priority Critical patent/CN104897309A/en
Publication of CN104897309A publication Critical patent/CN104897309A/en
Pending legal-status Critical Current

Links

Abstract

The invention discloses a household metering method and system for central air conditioning. The method includes detecting the total coldness supplying amount F of the a central air conditioner host within a predetermined time period T at every predetermined time period T, acquiring the indoor temperature parameters of each user end when a blower fan coil pipe is under a cooling state, acquiring the water temperature parameters of the refrigerated water flowing out of the central air conditioner host when the refrigerated water enters into the blower fan coil pipe of each user end, metering total output wind energy Ei of the blower fan coil pipe of each user end within the predetermined time period T, wherein i=1, 2...x, calculating the coldness consumption apportioning coefficient Yi of each user end according to the indoor temperature parameters, the water temperature parameters and the total energy Ei, and calculating the coldness consumption Fi of each user end according to the apportioning coefficient Yi and the total coldness supplying amount F, wherein Fi=Yi*F. The metering means is more accurate, and energy saving purpose is achieved.

Description

A kind of central air-conditioner individual metering method and system
Technical field
The present invention relates to technical field of central air, particularly relate to a kind of central air-conditioner individual metering method and system.
Background technology
Water-cooled central air conditioner is applied to a lot of commercial building, air-conditioner host produces chilled water, be transported in each room by water pipe, water pipe blowing cold air is passed through again by the blower fan in room, heat interchange is carried out by the cold water in the air of coil pipe and pipe, cold water is taken away heat from air, realizes refrigeration.Generally speaking, in these buildings, the refrigeration electricity charge that central air conditioner main machine produces, cannot accurately divide each room.Because of the service condition of cold in each room transmitted by cold water, be difficult to obtain accurate measurement.When not having accurate measurement, building owner can only according to every square metre of fixing expense to the charge of tenant, so very unreasonable.
If the cold wanting each room of accurate measurement to use, need to calculate the temperature difference before and after this room of freezing process, the flow that flows through of cold water, realize this point, need mounting temperature sensor and water flow table in water pipe.These all need extra erecting equipment material, also need when mounted to stop using air-conditioning, break water pipe, and sensor installation in pipe, to existing building, user makes a big impact, and cost is very high.
Existing lack a kind of cost low, simple and the central air-conditioner individual metering method that metering precision is high and system are installed.
Summary of the invention
High for prior art cost, difficulty is installed and the low defect of measuring accuracy, the invention provides a kind of central air-conditioner individual metering method and system.
First aspect, the invention provides a kind of central air-conditioner individual metering method, comprises the following steps:
A, detect the total semen donors F of central air conditioner main machine in described predetermined amount of time T every predetermined amount of time T;
B, indoor temperature parameter when the fan coil gathering each user side is in refrigerating state;
C, gather the water temperature parameters of chilled water when entering the fan coil of each user side flowed out from described central air conditioner main machine;
D, measure each user side in described predetermined amount of time T fan coil with wind energy form export gross energy E i, wherein, i=1,2 ..., x;
E, according to described indoor temperature parameter, described water temperature parameters, described gross energy E icalculate the Split Factor Y of the consumption cold of each user side i;
F, according to described Split Factor Y iand described total semen donors F calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
Wherein, described indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in described predetermined amount of time T i; Described water temperature parameters is the average temperature P of described chilled water when entering the fan coil of each user side i.
Wherein, described Split Factor Yi, described Average indoor temperature t i, described average temperature P i, described gross energy E imeet following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
Wherein, described fan coil have with multiple performance number (W1, W2 ... Wn) multiple gear one to one, described steps d comprises following sub-step:
Gather the duration (Q under each gear of the fan coil of all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn);
Calculate described gross energy E i, described gross energy wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.
Wherein, in described step a, measure the total semen donors F of described central air conditioner main machine in described predetermined amount of time T by the electric quantity detection apparatus be connected between power supply and described central air conditioner main machine.
Wherein, described step b comprises following sub-step:
The real-time indoor temperature at described user side place is gathered by the first temperature sensor;
The Average indoor temperature at each user side place in described predetermined amount of time T is calculated according to described real-time indoor temperature.
Wherein, described step c comprises following sub-step:
The real-time water temperature of described chilled water when entering the fan coil of each user side is gathered by the second temperature sensor be arranged on chilled water conveyance conduit outer wall;
Average temperature P when described freezing floods in described predetermined amount of time T enter the fan coil of each user side is calculated according to described real-time water temperature i.
Second aspect, the invention provides a kind of separated metering of central air-conditioning system, comprising:
For gathering first acquisition module of the total semen donors F of central air conditioner main machine in described predetermined amount of time T every predetermined amount of time T;
For being captured in the second acquisition module of indoor temperature parameter when each user side in described predetermined amount of time T is in refrigerating state;
For gathering the 3rd acquisition module of the water temperature parameters of chilled water when entering the fan coil of each user side flowed out from described main frame;
For being captured in the total energy value E exported with wind energy form of the fan coil of each user side in described predetermined amount of time T ithe 4th acquisition module, wherein, i=1,2 ..., x; And,
Central processing module, described central processing module is used for according to indoor temperature parameter, described water temperature parameters, described gross energy E icalculate the Split Factor Y of the consumption cold of each user side i, and according to described Split Factor Y iand described total semen donors F calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
Wherein, described indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in described predetermined amount of time T i; Described water temperature parameters is the average temperature P of described chilled water when entering the fan coil of each user side i; Described Split Factor Y i, described Average indoor temperature t i, described average temperature P i, described gross energy E imeet following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
Wherein, described fan coil have with multiple performance number (W1, W2 ... Wn) multiple gear one to one, then described 4th acquisition module comprises the 4th collecting unit and the 4th arithmetic element, wherein:
4th collecting unit, for gathering the duration (Q under each gear of the fan coil of all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn);
4th arithmetic element, for calculating described gross energy E i, described gross energy wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.
As shown from the above technical solution, the invention provides a kind of central air-conditioner individual metering method and system, because the present invention calculates once every predetermined amount of time, and be the gross energy E exported with wind energy form according to the indoor temperature parameter of each user side in this predetermined amount of time, the water temperature parameters of chilled water and corresponding fan coil icalculate the Split Factor of the consumption cold of each user side as parameter, there is the more accurate beneficial effect of metering made for each user side consumption cold;
In addition, because the present invention without the need to installing flowmeter and temperature sensor in chilled water conveyance conduit, therefore there is beneficial effect that is easy for installation, that reduce costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these figure.
Fig. 1 is the FB(flow block) of the central air-conditioner individual metering method that one embodiment of the present invention provides;
Fig. 2 is the theory diagram of the separated metering of central air-conditioning system that one embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 shows the FB(flow block) of the central air-conditioner individual metering method in one embodiment of the present invention, comprises the following steps:
A, detect the total semen donors F of central air conditioner main machine in predetermined amount of time T every predetermined amount of time T;
B, indoor temperature parameter when the fan coil gathering each user side is in refrigerating state;
C, gather from central air conditioner main machine flow out the water temperature parameters of chilled water when entering the fan coil of each user side;
D, detect each user side in predetermined amount of time T fan coil with wind energy form export gross energy E i; Wherein, i=1,2 .., x.Such as, the gross energy that exports with wind energy form of the fan coil of first user end is for E 1; The gross energy that the fan coil of the second user side exports with wind energy form is for E 2, the like, the gross energy that the fan coil of this xth user side exports with wind energy form is for E x.Such as, the value of T can be 1S, 1min or 10min etc., is certainly not limited thereto.
E, according to indoor temperature parameter, water temperature parameters, gross energy E icalculate the Split Factor Y of the consumption cold of each user side i;
F, according to Split Factor Y iand total consumption cold F calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
Due to the Split Factor Y of this each user side ithe ENERGY E that the fan coil that with reference to each user side exports with wind energy form i, the indoor temperature parameter of fan coil when being in using state of each user side and the water temperature parameters of chilled water before the fan coil entering each user side, make this method more accurate for the calculating of the consumption cold of each user side.Understandably, this interval time, the value of section T was less, and the counting accuracy of the consumption cold of this each user side is higher.Because the present invention without the need to installing flowmeter and temperature sensor in chilled water conveyance conduit, therefore there is beneficial effect that is easy for installation, that reduce costs.
Particularly, the consumption cold of the fan coil of each user side is calculated in the present invention by remote server.
In the present embodiment, indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in predetermined amount of time T i; Water temperature parameters is the average temperature P of chilled water when entering the fan coil of each user side i.Split Factor Y i, Average indoor temperature t i, average temperature P i, distribution parameter meets following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
In the present embodiment, this step b comprises following sub-step:
B1, gather the real-time indoor temperature at user side place by the first temperature sensor;
B2, calculate the Average indoor temperature at each user side place in predetermined amount of time T according to real-time indoor temperature.
Understandably, except being detected the indoor real time temperature of each user side in real time by the first temperature sensor, real-time indoor temperature can also be detected by other means, not limit at this.
This step c comprises following sub-step:
C1, gather the real-time water temperature of chilled water when entering the fan coil of each user side by the second temperature sensor be arranged on chilled water conveyance conduit outer wall;
C2, calculate the average temperature P of chilled water when entering the fan coil of each user side in predetermined amount of time T according to the real-time water temperature of chilled water when entering the fan coil of each user side i.
Herein, this second temperature sensor can be arranged at the inflow point being positioned at the fan coil of each user side of chilled water conveyance conduit, and is positioned on the outer wall of this pipeline, is convenient to install.
Certainly, understandably, when the value of predetermined amount of time T more close with 1 second, this Average indoor temperature t iand average temperature P imore close to real time temperature.Correspondingly, this Split Factor Y idegree of accuracy higher.
The fan coil of each user side all have with multiple performance number (W1, W2 ... Wn) multiple gear one to one, steps d comprises following sub-step:
Gather the duration (Q under each gear of the fan coil of all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn); Wherein, the duration of the fan coil of first user end under each gear is (Q 1W1, Q 1W2..., Q 1Wn), the duration of fan coil under each gear of the second user side is (Q 2W1, Q 2W2..., Q 2Wn), the duration of fan coil under each gear of xth user side is (Q 2W1, Q 2W2..., Q 2Wn).
The gross energy E that the fan coil calculating each user side exports with wind energy form i, this gross energy wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.This method only needs the controller of the fan coil of each user side and remote server to communicate to connect the data getting up to gather wherein, simple to operate.Certainly, understandably, the gross energy E that other modes export to the fan coil obtaining each user side with wind energy form can also be adopted i.
In step a in the present embodiment, detect the total semen donors F of central air conditioner main machine in this predetermined amount of time T by the electric quantity detection apparatus be connected between power supply and central air conditioner main machine.Certainly, other normal method also can be adopted to obtain this total semen donors F, do not limit at this.
As shown in Figure 2, present invention also offers a kind of separated metering of central air-conditioning system, comprising:
For gathering first acquisition module 10 of the total semen donors F of central air conditioner main machine in predetermined amount of time T every predetermined amount of time T;
For being captured in the second acquisition module 20 of indoor temperature parameter when each user side in predetermined amount of time T is in refrigerating state;
For gathering the 3rd acquisition module 30 of the water temperature parameters of chilled water when entering the fan coil of each user side flowed out from central air conditioner main machine;
For the total energy value E that the fan coil being captured in each user side in predetermined amount of time T exports with wind energy form ithe 4th acquisition module 40, wherein, i=1,2 ..., x; And,
Central processing module 50, central processing module 50 is for according to indoor temperature parameter, water temperature parameters, gross energy E icalculate the Split Factor Y of the consumption cold of each user side i, and according to Split Factor Y iand total semen donors calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
Wherein, this first acquisition module 10, second acquisition module 20, the 3rd acquisition module 30 and the 4th acquisition module 40 communicate to connect with this central processing module 50 respectively.
First acquisition module 20 for being arranged at electric quantity detection apparatus between central air conditioner main machine and power module, can be not limited thereto certainly.
In the present embodiment, indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in predetermined amount of time T i; Therefore, this second acquisition module 20 comprises the first temperature sensor and second operation processing unit of communication connection further.This first temperature sensor is arranged at the indoor of respective user end to gather real-time indoor temperature, and this second operation processing unit is used for the Average indoor temperature t calculated according to this real-time indoor temperature in this predetermined amount of time T i.Then by this Average indoor temperature t isend to central processing module 50.
Water temperature parameters is the average temperature P of described chilled water when entering the fan coil of each user side i; Therefore the 3rd acquisition module 30 comprises the second temperature sensor and the 3rd operation processing unit.This second temperature sensor is arranged at chilled water pipe and is positioned on the sidewall of the porch of fan coil.This second temperature sensor is used for by the real-time water temperature detected is sent to the 3rd operation processing unit, and the 3rd operation processing unit calculates the average temperature P in predetermined amount of time T according to this real-time water temperature i
In the present embodiment, Split Factor Y i, Average indoor temperature t i, average temperature P i, distribution parameter meets following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
Each fan coil have with multiple performance number (W1, W2 ... Wn) multiple gear one to one, the 4th acquisition module 40 comprises the 4th collecting unit and the 4th arithmetic element.The controller of the fan coil of the 4th collecting unit and all user sides communicates to connect the duration (Q under each gear for the fan coil gathering all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn), the 4th arithmetic element is according to formula the fan coil calculating each user side in this predetermined amount of time T with the total energy value E that wind energy form exports i.Wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.
In the present embodiment, have a remote server, this central control module 50 is arranged in this remote server.Understandably, the 4th arithmetic element of the second operation processing unit of this second acquisition module 20, the 3rd operation processing unit of the 3rd acquisition module 30, the 4th acquisition module 40 all can be integrated in this remote server, and certainly, it is not limited to this.
Understandably, this separated metering of central air-conditioning system can also comprise multiple SmartClient equipment, each user side place is provided with an intelligent terminal, and this intelligent terminal is used for the indoor temperature parameter at each user side place, water temperature parameters, gross energy E ithe central processing module 50 in remote server is sent to etc. parameter, and for information such as the consumption cold that receives this user side place that remote server sends and the electricity charge that should pay.Certainly, understandably, the second operation processing unit, the 3rd operation processing unit and the 4th operation processing unit being integrated in this intelligent terminal is also belong to protection scope of the present invention.
Because the present invention calculates once every predetermined amount of time T, and be the gross energy E exported with wind energy form according to the indoor temperature parameter at each user side place in this predetermined amount of time T, the water temperature parameters of chilled water and corresponding fan coil 1the Split Factor Y of the consumption cold of each user side is calculated as parameter i, there is the more accurate beneficial effect of metering made for each user side consumption cold.
For device embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
All parts embodiment of the present invention with hardware implementing, or can realize with the software module run on one or more processor, or realizes with their combination.It will be understood by those of skill in the art that the some or all functions that microprocessor or digital signal processor (DSP) can be used in practice to realize according to the some or all parts in the system of the embodiment of the present invention.The present invention can also be embodied as part or all equipment for performing method as described herein or device program (such as, computer program and computer program).Realizing program of the present invention and can store on a computer-readable medium like this, or the form of one or more signal can be had.Such signal can be downloaded from internet website and obtain, or provides on carrier signal, or provides with any other form.
The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computing machine of suitably programming.In the unit claim listing some devices, several in these devices can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
Above embodiment is only suitable for the present invention is described; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.

Claims (10)

1. a central air-conditioner individual metering method, is characterized in that, comprises the following steps:
A, detect the total semen donors F of central air conditioner main machine in described predetermined amount of time T every predetermined amount of time T;
B, indoor temperature parameter when the fan coil gathering each user side is in refrigerating state;
C, gather the water temperature parameters of chilled water when entering the fan coil of each user side flowed out from described central air conditioner main machine;
D, measure each user side in described predetermined amount of time T fan coil with wind energy form export gross energy E i, wherein, i=1,2 ..., x;
E, according to described indoor temperature parameter, described water temperature parameters, described gross energy E icalculate the Split Factor Y of the consumption cold of each user side i;
F, according to described Split Factor Y iand described total semen donors F calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
2. central air-conditioner individual metering method according to claim 1, is characterized in that, described indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in described predetermined amount of time T i; Described water temperature parameters is the average temperature P of described chilled water when entering the fan coil of each user side i.
3. central air-conditioner individual metering method according to claim 2, is characterized in that, described Split Factor Yi, described Average indoor temperature t i, described average temperature P i, described gross energy E imeet following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
4. central air-conditioner individual metering method according to claim 3, is characterized in that, described fan coil have with multiple performance number (W1, W2 ... Wn) multiple gear one to one, described steps d comprises following sub-step:
Gather the duration (Q under each gear of the fan coil of all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn);
Calculate described gross energy E i, described gross energy wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.
5. central air-conditioner individual metering method according to claim 4, it is characterized in that, in described step a, measure the total semen donors F of described central air conditioner main machine in described predetermined amount of time T by the electric quantity detection apparatus be connected between power supply and described central air conditioner main machine.
6. central air-conditioner individual metering method according to claim 5, is characterized in that, described step b comprises following sub-step:
The real-time indoor temperature at described user side place is gathered by the first temperature sensor;
The Average indoor temperature at each user side place in described predetermined amount of time T is calculated according to described real-time indoor temperature.
7. central air-conditioner individual metering method according to claim 6, is characterized in that, described step c comprises following sub-step:
The real-time water temperature of described chilled water when entering the fan coil of each user side is gathered by the second temperature sensor be arranged on chilled water conveyance conduit outer wall;
Average temperature P when described freezing floods in described predetermined amount of time T enter the fan coil of each user side is calculated according to described real-time water temperature i.
8. a separated metering of central air-conditioning system, is characterized in that, comprising:
For gathering first acquisition module of the total semen donors F of central air conditioner main machine in described predetermined amount of time T every predetermined amount of time T;
For being captured in the second acquisition module of indoor temperature parameter when each user side in described predetermined amount of time T is in refrigerating state;
For gathering the 3rd acquisition module of the water temperature parameters of chilled water when entering the fan coil of each user side flowed out from described main frame;
For being captured in the total energy value E exported with wind energy form of the fan coil of each user side in described predetermined amount of time T ithe 4th acquisition module, wherein, i=1,2 ..., x; And,
Central processing module, described central processing module is used for according to indoor temperature parameter, described water temperature parameters, described gross energy E icalculate the Split Factor Y of the consumption cold of each user side i, and according to described Split Factor Y iand described total semen donors F calculates the consumption cold F of each user side i, wherein, F i=Y i* F.
9. separated metering of central air-conditioning system according to claim 8, is characterized in that, described indoor temperature parameter is Average indoor temperature t when each user side is in refrigerating state in described predetermined amount of time T i; Described water temperature parameters is the average temperature P of described chilled water when entering the fan coil of each user side i; Described Split Factor Y i, described Average indoor temperature t i, described average temperature P i, described gross energy E imeet following relational expression:
Y i = ( t i - p i ) E i Σ m = 1 x E m ( t m - p m )
Wherein, m represents Customs Assigned Number, and x represents the total quantity of user.
10. separated metering of central air-conditioning system according to claim 9, is characterized in that, described fan coil has and multiple performance number (W1, W2, Wn) multiple gear one to one, then described 4th acquisition module comprises the 4th collecting unit and the 4th arithmetic element, wherein:
4th collecting unit, for gathering the duration (Q under each gear of the fan coil of all user sides 1W1, Q 1W2..., Q 1Wn), (Q 2W1, Q 2W2..., Q 2Wn) ..., (Q xW1, Q xW2..., Q xWn);
4th arithmetic element, for calculating described gross energy E i, described gross energy wherein, W mrepresent m performance number, Q iWmrepresent the duration of the fan coil of i-th user under the gear that m performance number is corresponding.
CN201510272303.3A 2015-05-25 2015-05-25 Household metering method and system for central air conditioning Pending CN104897309A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510272303.3A CN104897309A (en) 2015-05-25 2015-05-25 Household metering method and system for central air conditioning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510272303.3A CN104897309A (en) 2015-05-25 2015-05-25 Household metering method and system for central air conditioning

Publications (1)

Publication Number Publication Date
CN104897309A true CN104897309A (en) 2015-09-09

Family

ID=54030116

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510272303.3A Pending CN104897309A (en) 2015-05-25 2015-05-25 Household metering method and system for central air conditioning

Country Status (1)

Country Link
CN (1) CN104897309A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106091297A (en) * 2016-08-06 2016-11-09 湖南东尤水汽能节能有限公司 A kind of wind energy household metering system
CN107314496A (en) * 2016-04-27 2017-11-03 冯杏华 A kind of intelligent electricity price statistical system of large-size air conditioning
CN109163823A (en) * 2018-10-17 2019-01-08 京源中科科技股份有限公司 A kind of novel household-based heat metering device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2287718Y (en) * 1997-05-23 1998-08-12 项维芳 Meter for air conditioning cool and hot flow of central air conditioning user
US5949232A (en) * 1997-07-14 1999-09-07 Parlante; Nicholas Method for measuring the energy consumption of individual units in a multiple unit facility operated from a single furnace
CN1584527A (en) * 2003-08-19 2005-02-23 上海众慧科技实业有限公司 Automatic charging and controlling system of central air conditioner
CN1749697A (en) * 2005-08-23 2006-03-22 郑州春泉暖通节能设备有限公司 Equivalent energy charging method for central air conditioner metering fee
CN104613596A (en) * 2015-01-08 2015-05-13 黄文辉 Central air-conditioning household metering method and system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2287718Y (en) * 1997-05-23 1998-08-12 项维芳 Meter for air conditioning cool and hot flow of central air conditioning user
US5949232A (en) * 1997-07-14 1999-09-07 Parlante; Nicholas Method for measuring the energy consumption of individual units in a multiple unit facility operated from a single furnace
CN1584527A (en) * 2003-08-19 2005-02-23 上海众慧科技实业有限公司 Automatic charging and controlling system of central air conditioner
CN1749697A (en) * 2005-08-23 2006-03-22 郑州春泉暖通节能设备有限公司 Equivalent energy charging method for central air conditioner metering fee
CN104613596A (en) * 2015-01-08 2015-05-13 黄文辉 Central air-conditioning household metering method and system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107314496A (en) * 2016-04-27 2017-11-03 冯杏华 A kind of intelligent electricity price statistical system of large-size air conditioning
CN106091297A (en) * 2016-08-06 2016-11-09 湖南东尤水汽能节能有限公司 A kind of wind energy household metering system
CN109163823A (en) * 2018-10-17 2019-01-08 京源中科科技股份有限公司 A kind of novel household-based heat metering device

Similar Documents

Publication Publication Date Title
US20220121795A1 (en) Equipment fault detection, diagnostics and disaggregation system
US20230324209A1 (en) Ultrasonic Flow Metering
AU2014256585B2 (en) Monitoring system
CN106461294B (en) Heat pump and air conditioning hierarchy system and method
CN104613596A (en) Central air-conditioning household metering method and system
CN102607741B (en) Cold and heat metering control and cost allocation system and method
CN102818337A (en) Device for monitoring ground source heat pump system based on internet of things
CN102095927B (en) Energy-saving metering method for communication base station
CN105465946A (en) Method and system for energy consumption analysis of central air conditioner refrigeration station
CN105277383A (en) Portable intelligent energy efficiency ratio determination system
CN104011475A (en) Remote minotiring control system and method of operating same
CN104897309A (en) Household metering method and system for central air conditioning
CN202083495U (en) Metering control and cost allocating system of cold and heat
CN108344528B (en) Heat exchange quantity measuring method and device for multi-connected air conditioning system
CN207365324U (en) A kind of big data intelligent air condition equipment with household metering
CN102721108B (en) Household-based heat metering system and method in monotube direct flow type heating mode
US11508020B2 (en) Method for operating a power consumption metering system and power consumption metering system
CN111425933A (en) Heat metering system for urban heating
CN204438420U (en) The monitoring and evaluation system that central air conditioning refrigerating plant room runs
Zmeureanu et al. Use of trend data from BEMS for the ongoing commissioning of HVAC systems
CN105650803A (en) Indirect measurement type central air conditioner measurement billing and charging system
CN205352720U (en) Portable intelligent energy efficiency ratio survey system
CN212481617U (en) Novel air conditioner water flow calculation system
CN108534412A (en) A kind of host supervision device and the estimation technique for maximum likelihood estimate
CN113883693A (en) Metering method of centralized central air-conditioning system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20150909