CN203012939U - Energy consumption monitoring system - Google Patents
Energy consumption monitoring system Download PDFInfo
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- CN203012939U CN203012939U CN 201220656474 CN201220656474U CN203012939U CN 203012939 U CN203012939 U CN 203012939U CN 201220656474 CN201220656474 CN 201220656474 CN 201220656474 U CN201220656474 U CN 201220656474U CN 203012939 U CN203012939 U CN 203012939U
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Abstract
The utility model provides an energy consumption monitoring system comprising a terminal measuring instrument, an energy consumption data acquisition unit and an energy consumption monitoring and managing platform, wherein the terminal measuring instrument comprises a power consumption data measuring instrument, a heat consumption data measuring instrument, a water consumption data measuring instrument and a gas consumption data measuring instrument; and the energy consumption data acquisition unit comprises a central processing unit, a data storage unit, a real-time clock unit and a communication interface unit. The communication interface unit is communicated with the terminal measuring instrument, data are transmitted to the central processing unit through a bus so as to be calculated, the central processing unit is used for carrying out measuring range conversion, unit conversion, accumulation and other calculation and processing on the received data, and the communication interface unit is used for transmitting the calculated data to the energy consumption monitoring and managing platform. The energy consumption monitoring and managing platform of the energy consumption monitoring system is used for carrying out contrastive analysis and display and industrial benchmarking data processing on the comprehensive energy consumption condition of a user by using the received energy consumption data, so that the energy consumption level is effectively reduced.
Description
Technical field
The utility model relates to the energy consumption monitoring field, particularly relate to a kind of power consumption that gathers by monitoring instrument, with data such as heat, water consumption, gas consumptions, and further analyze the power consumption situation of all subregion, can manage thereby use targetedly, and reach energy-conservation purpose.
Background technology
At present, existing energy consumption data acquisition device, only copy and accept the single capability of energy dissipation of building (as power consumption) within a certain period or the average energy consumption of a certain limitation point, and can not carry out the comprehensive energy consumption collection to all energy consumption equipments in building, the index (as power consumption) that often gathers has been saved limited energy consumption, but produce larger energy dissipation in other places, lost more than gain, and do not reached the effect of total energy-saving.
Such as, application number is 200510050700.2 utility application " based on the Electric Power Long-range Automatic Meter Reading System of GPRS network ", it is comprised of the communicating circuit between electric energy meter, terminal, main website and terminal and main website.This utility model provides a kind of collection monitoring scheme of ammeter, but it only can gather to the ammeter power consumption (namely checking meter), can not carry out synthetical collection to energy consumption datas such as heat, gas, water, and the scope that managing power consumption relates to is not only electric energy, and should is to consider comprehensive energy consumption.
The utility model content
The technical problems to be solved in the utility model is, a kind of energy-consumption monitoring system is provided, and by to user's electricity consumption, water, with gas, carry out comprehensive monitoring with energy consumptions such as heat, reaches the purpose of controlling energy consumption.
For solving the problems of the technologies described above, embodiment of the present utility model provides a kind of energy-consumption monitoring system, comprising:
End measuring instrument comprises power consumption DATA REASONING instrument, hear rate DATA REASONING instrument, water consumption DATA REASONING instrument and gas consumption DATA REASONING instrument;
Energy consumption data acquisition device, comprise CPU (central processing unit), data storage cell, real-time clock unit, transmitting terminal communications interface unit and receiving end communications interface unit, described CPU (central processing unit) is connected with the receiving end communications interface unit with data storage cell, real-time clock unit, transmitting terminal communications interface unit respectively, and described receiving end communications interface unit is connected respectively with each measurement instrument in end measuring instrument.
In above-mentioned energy-consumption monitoring system, described energy-consumption monitoring system also comprises the energy consumption monitoring management platform, and described energy consumption monitoring management platform is connected with the transmitting terminal communications interface unit, is used for receiving the data that energy consumption data acquisition device sends, and processes.
In above-mentioned energy-consumption monitoring system, described receiving end communications interface unit and transmitting terminal communications interface unit all comprise RS232 interface, RS485 interface, Ethernet interface and M-BUS interface.
In above-mentioned energy-consumption monitoring system, described receiving end communications interface unit and transmitting terminal communications interface unit also comprise wireless transport module, and described wireless transport module is GPRS communication module, bluetooth communication module, infrared communication module or Zigbee wireless module.
In above-mentioned energy-consumption monitoring system, described power consumption DATA REASONING instrument is electric energy meter, is used for magnitude of voltage and the current value of Acquisition Circuit; Described hear rate DATA REASONING instrument is flowmeter and thermometer, is used for gathering hot duct water supply flow and temperature; Described water consumption DATA REASONING instrument is water meter, is used for gathering the water consumption of water pipeline; Described gas consumption DATA REASONING instrument is gas meter, is used for gathering the gas consumption of gas pipeline.
In above-mentioned energy-consumption monitoring system, described energy consumption data acquisition device also comprises a closure, and described CPU (central processing unit) is arranged in shell.
In above-mentioned energy-consumption monitoring system, described shell is metal shell.
In above-mentioned energy-consumption monitoring system, described shell is provided with a hanging part for mounting casing.
In above-mentioned energy-consumption monitoring system, described hanging part comprises at least two braces.
In above-mentioned energy-consumption monitoring system, described shell is provided with a guide rail for mounting casing.
The beneficial effect of technique scheme of the present utility model is as follows: energy-consumption monitoring system of the present utility model is according to the electricity consumption of enterprises and institutions, water, with gas with the hot comprehensive monitoring that carries out, realized energy consumption monitoring, condition can facilitate for the supervision of supervision department, can carry out administration of energy conservation to the enterprises and institutions of consuming energy enterprises and institutions faster or obviously be above the average according to the energy consumption monitoring result, can use and to manage energy consumption higher enterprises and institutions according to this energy consumption monitoring result, lower energy consumption.Enterprises and institutions can carry out energy-saving and cost-reducingly when managing according to the energy consumption monitoring result, be convenient to energy-conservation targetedly.
Description of drawings
The structured flowchart of a kind of embodiment energy-consumption monitoring system that Fig. 1 provides for the utility model;
Fig. 2 is the structured flowchart of the energy consumption data acquisition device of a kind of embodiment of the utility model;
Fig. 3 is the scheme of installation of the energy consumption data acquisition device of a kind of embodiment of the utility model;
Fig. 4 is the scheme of installation of the energy consumption data acquisition device of the utility model the second embodiment;
Fig. 5 is the structural system figure of a kind of embodiment of the utility model.
Embodiment
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, the structured flowchart of a kind of embodiment energy-consumption monitoring system that provides for the utility model, this energy-consumption monitoring system comprises:
End measuring instrument comprises power consumption DATA REASONING instrument, hear rate DATA REASONING instrument, water consumption DATA REASONING instrument and gas consumption DATA REASONING instrument;
Energy consumption data acquisition device, comprise CPU (central processing unit), data storage cell, real-time clock unit, transmitting terminal communications interface unit and receiving end communications interface unit, described CPU (central processing unit) is connected with the receiving end communications interface unit with data storage cell, real-time clock unit, transmitting terminal communications interface unit respectively, and described receiving end communications interface unit is connected respectively with each end measuring instrument in end measuring instrument;
The energy consumption monitoring management platform is connected with the transmitting terminal communications interface unit of energy consumption data acquisition device, is used for receiving the data that energy consumption data acquisition device sends, and processes.
Energy-consumption monitoring system of the present utility model is according to the electricity consumption of enterprises and institutions, water, with gas with the hot comprehensive monitoring that carries out, realized energy consumption monitoring, condition can facilitate for the supervision of supervision department, can carry out administration of energy conservation to the enterprises and institutions of consuming energy enterprises and institutions faster or obviously be above the average according to the energy consumption monitoring result, can use and to manage energy consumption higher enterprises and institutions according to this energy consumption monitoring result, lower energy consumption.Enterprises and institutions can carry out energy-saving and cost-reducingly when managing according to the energy consumption monitoring result, be convenient to energy-conservation targetedly.The energy consumption data that energy consumption monitoring management platform of the present utility model utilization receives to user's comprehensive energy consumption situation be analyzed displaying, industry is processed high-level datas such as marks, and the control measures that provide the energy consumption level judgement and advise taking, in order to manage targetedly, thus reduce energy consumption effectively.
Power consumption DATA REASONING instrument of the present utility model is electric energy meter, is used for magnitude of voltage and the current value of Acquisition Circuit; Described hear rate DATA REASONING instrument is flowmeter and thermometer, is used for gathering hot duct water supply flow and temperature; Described water consumption DATA REASONING instrument is water meter, is used for gathering the water consumption of water pipeline; Described gas consumption DATA REASONING instrument is gas meter, is used for gathering the gas consumption of gas pipeline.
Communications interface unit of the present utility model comprises receiving end communications interface unit and transmitting terminal communications interface unit, and this communications interface unit also comprises wireless transport module, has realized the wireless transmission of image data.Preferably, described wireless transport module is GPRS communication module, bluetooth communication module, infrared communication module or Zigbee wireless module.Wherein, receiving end communications interface unit and each end measuring instrument communicate, and send data to CPU (central processing unit) by bus and calculate, CPU (central processing unit) is carried out the computings such as range conversion, Conversion of measurement unit, accumulative total to the data that receive, and the data after the transmitting terminal communications interface unit will calculate send to the energy consumption monitoring management platform to process.
As shown in Figure 2, be the structured flowchart of the energy consumption data acquisition device of a kind of embodiment of the utility model, the CPU (central processing unit) of the present embodiment is the ARM9 microprocessor, kernel is supported 16/32bit, standard power frequency 300MHz, arithmetic capability 151.55MIPS is used for the energy consumption data that gathers is processed.The communications interface unit of the present embodiment comprises RS232 interface, RS485 interface, M-BUS interface and Ethernet interface, is used for communicating with end measuring instrument and the network of outside.The storer of the present embodiment comprises RAM storer, flash memory and SID storage card, be connected with CPU (central processing unit) respectively, wherein store the energy consumption data of Real-time Collection in the RAM storer, storage program, operating system, historical energy consumption data in the Flash storer, the historical energy consumption data of SID storage card storage.Collector of the present utility model also comprise wireless transmission unit, described wireless transmission unit is connected with CPU (central processing unit), has realized that this collector communicates by letter with extraneous outside line.Preferably, described wireless transmission unit is GPRS communication module, bluetooth communication module, infrared communication module or Zigbee wireless transport module.
Communications interface unit of the present utility model comprises transmitting terminal communications interface unit and receiving end communications interface unit, be connected with CPU (central processing unit) respectively, preferably, described receiving end communications interface unit and transmitting terminal communications interface unit all comprise RS232 interface, RS485 interface, M-BUS interface, RJ45 interface and Ethernet interface.Wherein, the receiving end communications interface unit is connected with end measuring instrument, to receive the energy consumption data that gathers, there is shown five Terminal Type measurement instruments, respectively a Terminal Type measurement instrument, two Terminal Type measurement instruments, three Terminal Type measurement instruments, four Terminal Type measurement instruments and five Terminal Type measurement instruments, each measurement instrument can select above-mentioned wherein a kind of interface to communicate according to the communication interface of supporting.The transmitting terminal communications interface unit is used for the data after central processing unit is processed are sent to background data base, is used for the energy consumption data that the receiving terminal measurement instrument gathers.Collector of the present utility model supports various communications protocols to communicate by letter with the multiple terminal measurement instrument simultaneously, can access simultaneously the end measuring instruments such as ammeter, hotlist, water meter, gas meter, thermometer, tensimeter, flowmeter, controller, regularly the various data such as store power energy consumption data, heat energy energy consumption data, water energy consumption data, use gas energy consumption data, temperature data, pressure data, data on flows, on off state number.
As shown in Figure 3, scheme of installation for the energy consumption data acquisition device of a kind of embodiment of the utility model, be the scheme of installation of the collector of a kind of embodiment of the utility model, this energy consumption data acquisition device 100 is arranged in panel box 200, can certainly be arranged on other suitable objects.This energy consumption data acquisition device 100 comprises a closure 101, and described CPU (central processing unit) is arranged in shell 101, and preferably, this shell is metal enclosed shell, improves emi characteristics, also reduces electromagnetic interference (EMI) to external world simultaneously.The shell 101 of this embodiment is provided with hanging part 102, by this hanging part 102, collector is arranged in panel box 200.This hanging part 102 can be various suitable parts, there is shown four braces, shell 101 both sides respectively are provided with two braces, by brace, energy consumption data acquisition device 100 is fixed in panel box 200, brace is provided with mounting hole, by brace, energy consumption data acquisition device 100 is fixed in panel box 200.
As shown in Figure 4, scheme of installation for the collector of the another kind of embodiment of the utility model, the shell 101 of this energy consumption data acquisition device is provided with guide rail 103, by this guide rail 103, shell is arranged in panel box 200, thereby realized the fixed installation of collector, guide rail 103 is provided with mounting hole, by this mounting hole, energy consumption data acquisition device is arranged in panel box.
As shown in Figure 5, be the structural system figure of energy-consumption monitoring system of the present utility model, comprise and measure layer, collection transport layer, data Layer, application layer and client layer.
The measurement layer mainly refers to the acquisition tables meters such as field erected multifunctional electric energy meter, thermometer, water meter, the basic energy consumption data of the collection of table meter;
Gather transport layer mainly refer to on-the-spot energy consumption measurement instrument in wired or wireless mode with the data sends duplicate automatically to energy consumption data acquisition device, and be forwarded in the database of energy consumption monitoring management platform after necessarily being processed by energy consumption data acquisition device.
Data Layer is the data center of energy consumption monitoring management platform, adopts relational database (SQL SERVER or Oracle) to come the organization and management data, for online data collection demonstration and off-line data analysis-by-synthesis provide necessary data supporting.
Application layer is the service application of energy consumption monitoring management platform, comprises that mainly six large modules are energy consumption data monitoring, energy-saving run management, efficiency integrated management, energy auditing supervision, aid decision making support, system configuration management.
Client layer is user's client and workstation, and system adopts the B/S pattern that various services are provided.
The data that energy consumption monitoring management platform of the present utility model utilizes data acquisition unit to send, and in conjunction with data such as historical data, system data, realize the functions such as energy consumption data monitoring, energy-saving run management, efficiency integrated management, energy auditing supervision, aid decision making support, system configuration management.
Wherein, the energy consumption data monitoring modular adopts the mode of real time on-line monitoring, according to the collection of consolidation form realization to subitem energy consumption, water consumption, indoor temperature data.And the reserved data interface, can and other platform datas between mutually call.
(1) Real-Time Monitoring: the data such as the electricity of Real-Time Monitoring each monitoring point, water, heat, gas, and show in modes such as figure, forms; Wherein electric power monitoring is realized metering separate, and parameter mainly comprises: electric current, voltage, active power, reactive power, power factor, electric weight etc.
(2) platform is to passing: for built data charge system data, can set corresponding data layout and standard, by platform, the mode that passes be transferred to platform database with desired data.
(3) alarming and managing: comprise device failure alert, monitoring pipeline fault alarm, quota energy consumption unit's limit section warning and contrast summary table/submodules such as submeter data difference section warning.Can realize abnormal equipment being appearred in running can reaching alarm by the contour energy consumption equipment ruuning situation of monitoring transformer, support equipment Electrical Safety and efficient.Various consumption or operation exception situation for generations such as the distribution line of monitoring and feeder line, waterpower pipe network, heat distribution pipe network, strength pipe networks record and analyze, according to energy consumption, water consumption value and empirical value were set corresponding criterion rank in the past, break down determining whether, as break down that system sends caution frame automatically, remind the staff by the mode of note simultaneously, be convenient to that the staff investigates and the function such as processing.
Wherein, the energy-saving run administration module can be realized the energy consumption system level energy tactical management of different energy sources scheduling in the energy situation, and system provides establishment, operation, the monitoring management of energy-saving run control strategy.For example: under peak load scheduling in summer, the prediction scheme of the scheduling whether each energy consumption system can avoid the peak hour and avoid the peak hour etc., system can be according to history with can situation provide with can the prediction scheme suggestion, and move with power save mode according to the energy-saving run strategy instruction system that pre-establishes.
Simultaneously can carry out demand control, as under each energy consumption equipment rated load, in the power load power, if during current power demand quantity convergence peaking capacity, system can provide the requirement early warning.Can take that the manual control switch controls to reduce power demand quantity by using on the spot, reduce extra paying, thereby reduce long-term energy cost.
Wherein, the efficiency comprehensive management module can realize the functions such as energy consumption equipment management, quota management, comprehensive assessment:
(1) equipment control: main energy consumption equipment situation is added up and managed, comprise main energy consumption equipment essential information (device name, specifications and models, installed capacity, number of units, the date of production, average annual working time etc.), main energy consumption equipment operational monitoring (operation conditions of the main energy consumption equipment of Real-Time Monitoring guarantees that the Electrical Safety of all colleges and universities is with efficient).
(2) quota management: take the subitem power consumption that collects, hear rate, water consumption, gas consumption data as the basis, science is appraised and decided the energy consumption quota.By relatively quota and online monitoring data, evaluation and test is the quota implementation status everywhere, realizes energy consumption quota management.
(3) comprehensive assessment: according to the essential information of parameter and each subsystem equipment in all kinds of energy consumption datas of Real-time Collection, database, in conjunction with operating actual conditions, system carries out the real-time follow-up investigation to electricity, heat, water, gas, to its power consumption, assess and analyze energy-saving potential with heat, water consumption, gas consumption, assistant analysis innovative approach and energy-saving effect thereof.This functional module takes full advantage of the corresponding data of Static and dynamic in database, the instrument that will analyze as energy for building.
Wherein, the energy auditing administration module is realized the calculating of the relevant energy consumption index of energy auditing and to the management of Energy Audit Report, satisfy the user to the generation of report, download, browse and the demand such as deletion.The various functions of energy auditing management is as follows:
(1) energy consumption index calculates: comprise unit area electricity consumption calculating, unit area with fuel calculate, the unit area heating is calculated, the unit area water calculates and unit area comprehensive energy consumption calculations.
(2) Energy Audit Report management: mainly realize Energy Audit Report generation, download, inquire and browse and the function such as deletion.
(3) energy consumption index comparison: realize setting, the compare of analysis of index and the analysis of energy-saving potential of energy consumption index comparison mark post value.The mark post value is divided into international best level, domestic best level and domestic average level.
(4) energy consumption statistics: mainly realize according to different statistical study bores, realize the data such as unit area energy consumption, unit production capacity energy consumption statistics, gather and analyze.
(5) efficiency publicity as a result: utilize the platform data issuing interface, to user, the regular publicity total energy consumption of supvr, subitem energy consumption statistic data, every energy consumption statistic achievement data, realize data publicity and data sharing by approach such as LAN (Local Area Network), the Internets.
Wherein, aid decision making supports module to carrying out the higher synthesis analysis with the energy situation, and energy-conservation decision support is provided on this basis:
(1) advanced analysis: the energy consumption that comprises each equipment/zone carry out Comprehensive Correlation, the abnormal person of energy consumption with historical with the energy situation; Each equipment/regional energy consumption situation of change is subjected to the different persons of external factor situation building similar from other, for example, in summer, when temperature raises, different building air conditioning load increase degree are different, if some building air conditioning loads significantly surpass other similar buildings with the speed that temperature increase increases, show that the conservation measures of this building and administration of energy conservation may have problems; Every factor of analyzing influence energy consumption, and the leading factor under the analysis different condition.
(2) decision support: comprise and formulate energy consumption standard (by analyzing the use energy situation of all areas to be monitored, in conjunction with Energy Audit Report, help managerial personnel to formulate energy consumption standard), energy-saving analysis (is set up the whole energy consumption model of all areas to be monitored, to electricity consumption, heat supply, air feed, environment temperature, the consumption of water resource is analyzed, for carrying out energy-conservation technological transformation work, next step provides Data support), the energy consumption prediction (utilizes whole energy consumption model, in conjunction with historical data, use the method for mathematical analysis that the energy consumption data of each area to be monitored is analyzed, Energy Sources Tendency in predict future a period of time, the deployment of next step energy conservation is done by auxiliary enterprises and institutions).
Wherein, the system configuration administration module is used for system is safeguarded, comprises that service data safeguards that submodule, device data safeguard that submodule and system management safeguard submodule.
(1) data maintenance submodule: be used for importing and the typing work of daily basic operation data, which data is that Real-time Obtaining, which data are manual typing, and which data is backstage automatic acquisition etc. from other existing management systems.
(2) plant maintenance submodule: be used for that the reserved energy type affiliation is safeguarded, established to the account of monitored areas at different levels, various device and safeguard, and according to repair and maintenance cycle and last maintenance time of various device, automatically prompting user carries out maintenance work.Concrete function comprises the management of table meter, equipment account, the management of distribution branch road, organizational protection etc.Table meter management is to all meter meters, the unified management of classifying of ammeter, water meter, hotlist.Can add, revise, delete, inquire about the account information of all table meters, emphasis Maintenance Table meter and management through specialized department department, table meter and energy attaching relation for the distribution road.Equipment control is set up the digitized information archives to the electricity consumption in machine room and institute, water, carry out the account management with hot equipment, and the functions such as interpolation, modification, deletion, inquiry of account information are provided.The management of distribution branch road is carried out unified management to all cable branch road outlets, the inlet wire of switchgear building.Can add, revise, delete, inquire about a cable branch road.Account information can comprise switchgear building branch road title, cable model, switch number, the information such as CT model, institute's power distribution cabinet that connects.Organizational protection can add, revise, delete the organization unit of management organization, and particular content comprises, organization name, organize code, organize number, administration table meter situation etc.
(3) system management submodule is used for realizing the registration editorial management of system user, user's the functions such as role-security management.Specifically comprise: user management, role-security etc.User management: all user profile of native system are used in management.Can add, modification, deletion and searching user's information, comprise user name, password, affiliated function, role-security, registration date etc.Role-security: according to electricity consumption, water, with the actual management situation of heat (electricity consumption, water, with hot Classification Management or unified management, relate to Pages Design), the different menu operation authority of different user is set, can adds the role, and safeguard the operating right that this type of role is corresponding.
The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. an energy-consumption monitoring system, is characterized in that, comprising:
End measuring instrument comprises power consumption DATA REASONING instrument, hear rate DATA REASONING instrument, water consumption DATA REASONING instrument and gas consumption DATA REASONING instrument;
Energy consumption data acquisition device, comprise CPU (central processing unit), data storage cell, real-time clock unit, transmitting terminal communications interface unit and receiving end communications interface unit, described CPU (central processing unit) is connected with the receiving end communications interface unit with data storage cell, real-time clock unit, transmitting terminal communications interface unit respectively, and described receiving end communications interface unit is connected respectively with each measurement instrument in end measuring instrument.
2. energy-consumption monitoring system according to claim 1, it is characterized in that, described energy-consumption monitoring system also comprises the energy consumption monitoring management platform, and described energy consumption monitoring management platform is connected with the transmitting terminal communications interface unit, be used for receiving the data that energy consumption data acquisition device sends, and process.
3. energy-consumption monitoring system according to claim 1, is characterized in that, described receiving end communications interface unit and transmitting terminal communications interface unit all comprise RS232 interface, RS485 interface, Ethernet interface and M-BUS interface.
4. energy-consumption monitoring system according to claim 1, it is characterized in that, described receiving end communications interface unit and transmitting terminal communications interface unit also comprise wireless transport module, and described wireless transport module is GPRS communication module, bluetooth communication module, infrared communication module or Zigbee wireless module.
5. energy-consumption monitoring system according to claim 1, is characterized in that, described power consumption DATA REASONING instrument is electric energy meter, is used for magnitude of voltage and the current value of Acquisition Circuit; Described hear rate DATA REASONING instrument is flowmeter and thermometer, is used for gathering hot duct water supply flow and temperature; Described water consumption DATA REASONING instrument is water meter, is used for gathering the water consumption of water pipeline; Described gas consumption DATA REASONING instrument is gas meter, is used for gathering the gas consumption of gas pipeline.
6. any one described energy-consumption monitoring system according to claim 1-5, is characterized in that, described energy consumption data acquisition device also comprises a closure, and described CPU (central processing unit) is arranged in shell.
7. energy-consumption monitoring system according to claim 6, is characterized in that, described shell is metal shell.
8. energy-consumption monitoring system according to claim 7, is characterized in that, described shell is provided with a hanging part for mounting casing.
9. energy-consumption monitoring system according to claim 8, is characterized in that, described hanging part comprises at least two braces.
10. energy-consumption monitoring system according to claim 7, is characterized in that, described shell is provided with a guide rail for mounting casing.
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2012
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