CN202103702U - Energy consumption subitem metering system for large-scale public building - Google Patents
Energy consumption subitem metering system for large-scale public building Download PDFInfo
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- CN202103702U CN202103702U CN2011200212609U CN201120021260U CN202103702U CN 202103702 U CN202103702 U CN 202103702U CN 2011200212609 U CN2011200212609 U CN 2011200212609U CN 201120021260 U CN201120021260 U CN 201120021260U CN 202103702 U CN202103702 U CN 202103702U
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Abstract
The utility model provides an energy consumption subitem metering system for a large-scale public building. The system is characterized by comprising a plurality of energy consumption monitoring modules, a gateway, an energy consumption analysis module and an output module, wherein the energy consumption monitoring modules correspond to measuring points, a signal output by the energy consumption monitoring modules is processed via the gateway and output to the energy consumption analysis module, and an analysis result output by the energy consumption analysis module is output via the output module. The system reduces the quantity of applied electric meters, and further reduces installation cost.
Description
Technical field
The utility model relates to the large public building metering separate energy consumption, specifically is a kind of based on RS485 serial communication and network service, through reasonable data fractionation and distribution principle and then realization large public building metering separate energy consumption statistics.
Background technology
Along with global science and technology and expanding economy, people are also increasingly high for the requirement of living environment comfort level.When requiring high-comfort environment; Often be accompanied by the significantly increase of energy resource consumption; The vulnerability of people's awareness of saving energy at present in addition; Human factor causes the example of the unreasonable consumption of the energy can be found everywhere, and for example continues operation because personnel let alone electrical equipment such as air-conditioning, illumination when withdrawing from a room, and causes electric energy to be not intended to the free burial ground for the destitute waste.In addition, managerial defective causes the unreasonable operation of large public building owing to designing perhaps, and waste of the energy also can take place for this.Therefore, need monitor in real time,, reduce unreasonable energy consumption so that the later stage is carried out corresponding optimization process according to testing result to building energy consumption.Thereby, how large public building is carried out metering separate energy consumption to obtain useful information, be to have very important social meaning and problem demanding prompt solution.
Summary of the invention
In order to solve the problems referred to above that exist in the prior art, the technical scheme of the utility model is following:
A kind of large public building metering separate energy consumption system comprises energy consumption monitoring module, gateway, energy consumption analysis module and output module; Said energy consumption monitoring module is corresponding with measurement point, has a plurality ofly, and the signal of energy consumption monitoring module output is passed to the energy consumption analysis module again after gateway processes, and the analysis result of energy consumption analysis module output is exported through output module.
Comprise repeater; Said energy consumption monitoring module output signal is passed to gateway behind repeater.
Pass through the RS485 serial communication between said energy consumption monitoring module and the gateway.
Said gateway and energy consumption analysis module are through Internet network service.
Said energy consumption monitoring module is through twisted-pair feeder, and " handing in hand " mode of employing is connected to bus one by one, is connected to gateway.When being provided with repeater, said bus is connected to gateway through repeater.
Compared with prior art, the energy consumption monitoring system is simplicity of design, convenience, accurate not only, and installation cost is low, and has very high practicality aspect the large public building energy consumption monitoring, promotes easily, has active operation significance to advancing aspects such as building energy conservation.
Description of drawings
Fig. 1 is the system principle diagram of the utility model.
Fig. 2 is the subtraction principle sketch map, wherein, and 21-user I; 22-user II; 23-user III; 24-voltameter A; 25-voltameter B; 26-voltameter C.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be further described:
A kind of large public building metering separate energy consumption system comprises energy consumption monitoring module, gateway, energy consumption analysis module and output module; Said energy consumption monitoring module is corresponding with measurement point, has a plurality ofly, and the signal of energy consumption monitoring module output is passed to the energy consumption analysis module again after gateway processes, and the analysis result of energy consumption analysis module output is exported through output module.Comprise repeater; Said energy consumption monitoring module output signal is passed to gateway behind repeater.Pass through the RS485 serial communication between said energy consumption monitoring module and the gateway.Said gateway and energy consumption analysis module are through Internet network service.
System as shown in Figure 1, that this is routine comprises electric quantity acquisition module, intelligent gateway, repeater, energy consumption analysis module and output module composition.In this example, said output module adopts display, and electric quantity acquisition module can be a voltameter, and the energy consumption analysis module is PC.
Wherein intelligent gateway passes through the mutual swap data of RS485 serial communication with electric quantity acquisition module, electric energy fractionation module and electric energy display unit respectively; Reach the purpose of long-range accounting management; The owner only need just can derive each user's power consumption in office; Saved the trouble of checking meter, simple, accurate, efficient.
Every intelligent electric meter all distributes one communicatedly; Number one by one the location; Adopt " hand in hand " mode that ammeter is connected to bus one by one through Shielded Twisted Pair then, by the intelligent acquisition gateway bus signals is compiled at last and keep in and be converted into network signal, be transferred to office computer through netting twine; The energy consumption data classification and storage realizes the metering separate energy consumption of large public building to SQL Server database and be presented on the managing power consumption software the most at last.
The utility model adopts managing power consumption software that the Various types of data that collects is carried out taxonomic revision, calculates all kinds of demonstration indexs representing to property intuitively according to the basic condition of building again, and then takes certain reducing energy consumption or control measures.Multiple in the market energy consumption monitoring software (as grinding magnificent BEMS) can realize, and every cover software all is furnished with the data acquisition gateway of oneself, and system easy for installation is simple.It mainly is to have the RS485 communication interface that ammeter requires, and its communication protocol will can realize communicating by letter with software, gateway, and that relatively uses always makes every effort to achieve scientific and technological three intelligent electric meters of EDA9033 system like Shandong.
The energy consumption analysis model that the utility model is taked:
By difference, can building electricity consumption be divided into power electricity consumption, light socket electricity consumption, HVAC electricity consumption and special area electricity consumption 4 big classes with electrical feature.The power electricity consumption is other main equipment electricity consumption except that air-conditioning, comprises elevator electricity consumption, the electricity consumption of non-idle call water pump etc.; The light socket electricity consumption comprises illumination and socket electricity consumption, corridor, air conditioning terminal electricity consumption and office equipment electricity consumption; The HVAC electricity consumption is the general designation that the equipment electricity consumption of air-conditioning and heating service is provided for building, comprises refrigerating plant room electricity consumption, heat exchange station electricity consumption, cooling tower and VRV off-premises station; The special area electricity consumption is meant the power consumption equipment that general routine building does not have, like other electricity consumptions such as information centre's electricity consumption, laundry electricity consumption etc.
The acquisition mode of the utility model:
The data acquisition of system is round the design of the building operation energy consumption analytical model of above foundation, adopts the intelligent power acquisition instrument to realize metering separate.Common electric quantity acquisition instrument can be monitored three-phase voltage, three-phase current, active power, parameters such as reactive power.Outside the intelligent power acquisition instrument decapacitation monitoring above-mentioned parameter, can also monitor parameters of electric power such as zero-sequence current, current imbalance degree, voltage and current triple-frequency harmonics, the instrument to collect precision is higher, and electric current, voltage are at least 0.2 grade.
The distribution principle of the utility model:
According to electricity consumption energy consumption analysis model, can formulate dress table basic principle.
(1) principle of invigorating large enterprises while relaxing control over small ones
Only monitor main electricity consumption loop in broad terms; Monitor the big branch road of power consumption in the narrow sense and ignore the little branch road of power consumption; As in this example; Article one, below the bus air-conditioning draught fan, elevator, fire power, emergency lighting, spray pump etc. are arranged, should give up fire power, spray pump and emergency lighting branch road according to the principle of invigorating large enterprises while relaxing control over small ones.Because these branch roads are that load is perhaps not very little at ordinary times, monitoring does not in real time have any practical significance.Only frequent and the big branch road of power consumption are used in monitoring, can reduce the application of module like this, do not influence monitoring effect again.
(2) merge similar terms
Merging the similar terms principle is that the electricity consumption with same nature is merged monitoring.
(3) subtraction principle
Subtraction principle deducts other power consumption exactly and obtains required power consumption from total electricity consumption.User III power consumption is the numerical value of table C, and user II power consumption deducts table C institute value for table B, and user I power consumption is that Table A deducts table B institute value.As shown in Figure 2:
The software systems that the utility model adopts:
Energy consumption monitoring software can show that index is following:
(1) energy consumption report
Each energy conservation group by the time, day by day, month by month, power consumption values report year by year, help the user to grasp the energy resource consumption situation of oneself, find out the energy resource consumption exceptional value.Multiple relevant energy consumption indexs such as unit are energy consumption are reported as energy consumption statistic, energy auditing provides the data support.Temperature, the humidity function of reference help to analyze the correlation of energy consumption data and environmental data.
(2) energy consumption rank
The ordering of the power consumption values of energy conservation group helps to find out the minimum and the highest FU of efficiency under the different time scope.
(3) energy consumption relatively
The comparison of energy conservation group power consumption values in the different time scope.
(4) per day report
The report of per 15 minutes average energy consumption demands of any given day.Help the user to understand the power consumption mode of oneself and find out the peak demand that surpasss the expectation, reference is provided when signing a contract with Utilities Electric Co..
(5) variance analysis
The deviation of different period power consumption values of any given day and management configuration value is represented.Red deviate representes that the actual consumption value has exceeded energy consumption application plan value, points out the increase tendency of energy resource consumption.
(6) maximum/minimum analysis
The maximum/minimum analysis of power consumption values in the different time scope.Can analyze each system and the dependency relation of equipment energy resource consumption and time.
(7) primary energy conversion
The conversion of enterprise energy consumption value is primary energy consumption amount and relative CO2 burst sizes such as heat, standard coal and crude oil, raw coal.
(8) cost report
Each energy conservation group day by day, month by month, energy consumption cost report year by year.Data and rate structure according to energy meter calculate energy consumption cost, help the energy management cost.The user can set the energy consumption cost benchmark, according to going to set budget with the actual cost deviation, helps to reduce the risk in the energy buying.
(9) cost rank
The value at cost of energy conservation group ordering under the different time scope.Minimum and the highest FU of energy-consuming is found out in help.
(10) statistical report form
Year/moon/day statistical report form of classification and subitem energy consumption data.Let the user that enterprise energy consumption situation is come into plain view, and can help user's reasonable distribution energy utilization structure.
The hardware system of the utility model:
The data transmittal and routing form that this system adopts the RS485 bus is with electrometry amount module and receive on the bus, and the application intelligent gateway is realized data in the Internet transmission over networks, and then has realized remote monitoring.Intelligent gateway is the Communication Interface Converter of RS485 serial ports to completion data transaction between the Internet network, and the data double-way transparent transmission of bus termination serial ports and Internet network makes simple serial communication become network communication.
In sum, this energy consumption monitoring system is simplicity of design, convenience, accurate not only, and installation cost is low, and has very high practicality aspect the large public building energy consumption monitoring, promotes easily, has active operation significance to advancing aspects such as building energy conservation.
Claims (6)
1. a large public building metering separate energy consumption system is characterized in that comprising energy consumption monitoring module, gateway, energy consumption analysis module and output module; Said energy consumption monitoring module is corresponding with measurement point, has a plurality ofly, and the signal of energy consumption monitoring module output is passed to the energy consumption analysis module again after gateway processes, and the analysis result of energy consumption analysis module output is exported through output module.
2. a kind of large public building metering separate energy consumption according to claim 1 system is characterized in that comprising repeater; Said energy consumption monitoring module output signal is passed to gateway behind repeater.
3. a kind of large public building metering separate energy consumption according to claim 1 and 2 system is characterized in that between said energy consumption monitoring module and the gateway through the RS485 serial communication.
4. a kind of large public building metering separate energy consumption according to claim 1 and 2 system is characterized in that said gateway and energy consumption analysis module are through Internet network service.
5. a kind of large public building metering separate energy consumption according to claim 1 system is characterized in that said energy consumption monitoring module through twisted-pair feeder, and " handing in hand " mode of employing is connected to bus one by one, is connected to gateway.
6. a kind of large public building metering separate energy consumption according to claim 2 system is characterized in that said energy consumption monitoring module through twisted-pair feeder, and " handing in hand " mode of employing is connected to bus one by one, is connected to gateway through repeater again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200212609U CN202103702U (en) | 2011-01-21 | 2011-01-21 | Energy consumption subitem metering system for large-scale public building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200212609U CN202103702U (en) | 2011-01-21 | 2011-01-21 | Energy consumption subitem metering system for large-scale public building |
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| CN202103702U true CN202103702U (en) | 2012-01-04 |
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| CN2011200212609U Expired - Fee Related CN202103702U (en) | 2011-01-21 | 2011-01-21 | Energy consumption subitem metering system for large-scale public building |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929232A (en) * | 2012-10-22 | 2013-02-13 | 天津大学 | Energy consumption acquiring, monitoring, analyzing and alarming system for independent rooms in office building |
| CN103048537A (en) * | 2012-12-27 | 2013-04-17 | 北京唯绿建筑节能科技有限公司 | Building electricity itemized metering device |
| CN103228003A (en) * | 2013-05-23 | 2013-07-31 | 成都林海电子有限责任公司 | Heterogeneous network simulation system based on ARM (advanced risk machines) 2440 |
| CN103424642A (en) * | 2012-05-16 | 2013-12-04 | 杭州佳和电气有限公司 | Multifunctional electric power meter with functions of multi-device dynamic intelligent identification and energy consumption division |
| CN106066412A (en) * | 2016-07-20 | 2016-11-02 | 柳州六品科技有限公司 | A kind of metering separate intelligent electric energy meter |
-
2011
- 2011-01-21 CN CN2011200212609U patent/CN202103702U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103424642A (en) * | 2012-05-16 | 2013-12-04 | 杭州佳和电气有限公司 | Multifunctional electric power meter with functions of multi-device dynamic intelligent identification and energy consumption division |
| CN102929232A (en) * | 2012-10-22 | 2013-02-13 | 天津大学 | Energy consumption acquiring, monitoring, analyzing and alarming system for independent rooms in office building |
| CN102929232B (en) * | 2012-10-22 | 2014-11-26 | 天津大学 | Energy consumption acquiring, monitoring, analyzing and alarming system for independent rooms in office building |
| CN103048537A (en) * | 2012-12-27 | 2013-04-17 | 北京唯绿建筑节能科技有限公司 | Building electricity itemized metering device |
| CN103228003A (en) * | 2013-05-23 | 2013-07-31 | 成都林海电子有限责任公司 | Heterogeneous network simulation system based on ARM (advanced risk machines) 2440 |
| CN106066412A (en) * | 2016-07-20 | 2016-11-02 | 柳州六品科技有限公司 | A kind of metering separate intelligent electric energy meter |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20130121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |