CN207779442U - A kind of building energy-efficiency detection device - Google Patents
A kind of building energy-efficiency detection device Download PDFInfo
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- CN207779442U CN207779442U CN201721207976.1U CN201721207976U CN207779442U CN 207779442 U CN207779442 U CN 207779442U CN 201721207976 U CN201721207976 U CN 201721207976U CN 207779442 U CN207779442 U CN 207779442U
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- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 238000012360 testing method Methods 0.000 claims abstract description 88
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009530 blood pressure measurement Methods 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 5
- 238000012812 general test Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model provides a kind of building energy-efficiency detection device, including：Parameter measuring apparatus and test main frame, parameter measuring apparatus are connect with test main frame；Parameter measuring apparatus includes：Temperature-measuring module, pressure measuring module, flow measurement module and electrical measurement module；Test main frame includes：Data collecting card, display module and alarm module, data collecting card, display module and alarm module are connected with external signal processor；Temperature-measuring module, pressure measuring module, flow measurement module and the electrical measurement module of parameter measuring apparatus are connected to test main frame by data collecting card.The flexibility that system can be greatly improved using the utility model is being improved test system targetedly simultaneously, and substantially reduce the time of buying exploitation test system, is improving detection efficiency for different Site Detection requirements.
Description
Technical Field
The utility model relates to a detection technology, specific saying is a building efficiency detection device.
Background
With the increasingly frequent appearance of haze throughout the country, the concern of the society on pollution caused by abuse of fossil fuels is rising continuously. The energy conservation and emission reduction gradually become an action from one slogan. How to reduce the energy consumption of buildings has gradually become a hot point of research. Therefore, how to determine whether a building saves energy and how to develop the energy saving potential of the building becomes a research hotspot.
In the prior art, although various types of measuring instruments with various precision for parameters such as temperature, pressure, flow and the like exist, in an industrial field, uniform integrated measurement is difficult to realize. It is often necessary to measure the relevant parameters separately by a large number of different types of instruments and then to give analytical results or test reports after processing by hand or by a primary computer. However, different industrial fields have different test requirements, and different required test instruments have different requirements, so that the test cost is high, the test process is complicated, and the test credibility is greatly reduced.
SUMMERY OF THE UTILITY MODEL
For providing a simple effective, the commonality is strong, degree of automation is high, for the test cost that the building efficiency that reduces detected, the utility model provides a building efficiency detection device, detection device include: the device comprises a parameter measuring device and a test host, wherein the parameter measuring device is connected with the test host; wherein,
the parameter measuring device comprises: the device comprises a temperature measuring module, a pressure measuring module, a flow measuring module and an electric quantity measuring module;
the test host comprises: the device comprises a data acquisition card, a signal processor, a display module and an alarm module, wherein the data acquisition card, the display module and the alarm module are all connected with the signal processor;
and the temperature measuring module, the pressure measuring module, the flow measuring module and the electric quantity measuring module of the parameter measuring device are connected to the test host through the data acquisition card.
In the embodiment of the present invention, the temperature measuring module includes: the temperature sensor is connected with the signal conditioner through the transmitter;
the pressure measurement module includes: the pressure sensor is connected with the signal conditioner through the transmitter;
the flow measurement module includes: the ultrasonic flow meter is connected with the signal conditioner through the transmitter;
the electric quantity measuring module comprises: an intelligent electric meter, a transmitter and a signal conditioner,
in the embodiment of the utility model, the test host computer still includes: and the data transmission module is connected with the data acquisition card.
The embodiment of the utility model provides an in, temperature measurement module, pressure measurement module, flow measurement module and electrical quantity measurement module all have the signal output interface, and temperature measurement module, pressure measurement module, flow measurement module and electrical quantity measurement module transmit the test signal who gathers to data acquisition card through the signal output interface respectively.
Utilize the utility model discloses a detection device, the flexibility of improvement system that can be very big, to the on-the-spot detection requirement of difference, when improving test system pertinence, shortened purchase development test system's time again greatly, improved detection efficiency.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a block diagram of a detection device for an hvac system according to the present invention;
fig. 2 is a schematic diagram of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses a building efficiency detection device, as shown in FIG. 1, this detection device includes: the device comprises a parameter measuring device 10 and a test host 20, wherein the parameter measuring device 10 is connected with the test host 20;
the parameter measuring device 10 includes: a temperature measuring module 101, a pressure measuring module 102, a flow measuring module 103 and an electric quantity measuring module 104;
the test host 20 includes: the data acquisition card 201, the display module 202 and the alarm module 203, wherein the data acquisition card 201, the display module 202 and the alarm module 203 are all connected with the external processor 30;
the temperature measuring module 101, the pressure measuring module 102, the flow measuring module 103 and the electric quantity measuring module 104 of the parameter measuring device 10 are connected to the test host 20 through the data acquisition card 201.
The present invention will be described in further detail with reference to the following specific examples:
the embodiment provides a modularized on-site universal detection system for evaluating the energy efficiency of a building heating, ventilating and air conditioning system. The universal module system of the embodiment can specifically select the parameter testing sub-module according to different industrial fields and different testing requirements, and a set of exclusive testing system is quickly built through the universal testing host and the upper computer, so that the testing hardware cost can be effectively reduced, the testing precision is improved, and the industrial field testing of the heating ventilation air conditioning system can be quickly, simply and efficiently completed.
Another purpose of this embodiment is to improve the automation degree of the industrial field test of the building energy efficiency detection system, and implement automatic measurement, automatic analysis, and automatically generate a test report and provide an analysis result. In order to achieve the above purpose, the present embodiment adopts the following technical measures:
the universal module test system comprises: the system comprises a general test host, a temperature test submodule, a pressure test submodule, a flow test submodule, an electric quantity test submodule and other related parameter test submodules.
The general test host mainly comprises: the system comprises a multifunctional data acquisition card, an information display unit, an information transmission unit, an information alarm unit and other extensible functional units; the multifunctional data acquisition card acquires the measurement data uploaded by each test submodule, general processing is carried out on the measurement data through a general signal processor outside the system, the processing result can be displayed through the information display unit, and the information alarm unit can be used for alarming aiming at abnormal conditions. In addition, the processing result can also be transmitted to the upper computer for broadcasting through the information transmission unit.
The special parameter testing submodule comprises a sensor, a transmitter, a signal conditioner and a signal output interface; the special parameter testing submodule measures physical parameters by carrying different types of sensors. The measurement result is converted into transmittable data through an external signal conditioner. The embodiment of the utility model provides an in, gather physical data through the sensor, the changer turns into the signal of telecommunication with the physical data that the sensor gathered, and signal conditioner filters obvious unusual data, through output unit, and the signal of telecommunication who will arrange in order transmits to general test host computer, the embodiment of the utility model provides an above part is all installed on an integrated circuit board.
The embodiment of the utility model provides an in, a test host computer can communicate with the special test module of a plurality of parameters simultaneously. And the testing host and the testing module are in wireless data transmission connection by adopting a Zigbee communication protocol.
Compared with the field detection technology of the existing air conditioning system, the embodiment of the utility model provides a have following effect:
by utilizing the universal test module system, the flexibility of the system can be greatly improved, different test systems can be freely built by using the universal parameter measurement submodule aiming at different on-site test requirements, the pertinence of the test system is improved, the time for purchasing and developing the test system is greatly shortened, and the test efficiency is improved; meanwhile, compared with the traditional field detection technology, the utility model has the advantages that hardware is not required to be repeatedly purchased for each test task, operation and training are not required to be carried out for each test, and the hardware cost and other costs of field detection are greatly reduced; in the traditional field detection, a detection task is generally decomposed into a plurality of test subtasks for detection respectively, so that the detection time is increased, the detection efficiency is reduced, and meanwhile, data processing is slow, and a field conclusion is difficult to form. The universal detection module system greatly improves the automation degree of the system, so that the detection data can be checked immediately in the detection process, the detection conclusion can be presented on the spot, and the detection reliability is greatly enhanced; furthermore, the utility model provides a general detection module system possesses system scalability, and the measurement personnel can expand the system according to the measuring needs, has the simple and convenient secondary development performance that traditional detecting instrument did not possess.
As shown in fig. 2, it is a system schematic diagram of the universal module system for field test of the hvac system 304 according to the present invention, and the test system includes a parameter-specific test module system 301, a universal test host 302, and an upper computer 303. The special parameter test module system 301 comprises a temperature test submodule, a pressure test submodule, a flow test submodule, an electric quantity test submodule and other related parameter test submodules, wherein different special parameter test submodules can be selected and used by an upper computer of an external system according to the detection requirements in the field detection process; the universal test host multifunctional data acquisition card, the universal signal processor, the information display unit, the information transmission unit, the information alarm unit and other extensible functional units; .
The utility model discloses general test module system of embodiment is specifically explained for the cooling water set field performance detection as an example.
Before entering the detection field, the test task is generally required to be analyzed, and the test requirement is determined. In the test of this example, the performance parameters of the water chilling unit under the actual operation condition are required to be tested on site, and the specific test quantity includes:
1) the flow rate of chilled water and cooling water of the unit (the precision is +/-2%);
2) the temperature of inlet and outlet water of machine set freezing water (precision +/-0.1 ℃) is controlled;
3) the temperature of inlet and outlet water of cooling water of the unit (the precision is +/-0.1 ℃);
4) input current, voltage and power of the unit (precision 0.5 level);
the output result is 1) the refrigerating capacity of the unit; 2) the COP of the unit (COP, Coefficient of Performance, which is the ratio of work input to heat energy supplied (or heat energy extracted)).
The cold and heat quantity of the system is measured according to a liquid secondary refrigerant method specified in GB/T10870-2001, the inlet and outlet temperatures and the secondary refrigerant flow of a cold and heat source system need to be tested respectively in field measurement, the cold and heat quantity of the system is calculated according to the inlet and outlet temperature difference and the flow, and the parameters of a cooling side are monitored simultaneously in the test process so as to ensure that the test working condition meets the test requirement.
After the test requirements are determined, 2 double-temperature measurement modules with the precision of +/-0.1% are selected according to the precision requirements of the test parameters and are respectively used for measuring the temperature parameters of the cooling water system and the chilled water system; selecting 1 double-temperature measuring module with the precision of +/-2% for measuring the flow of the unit chilled water and the cooling water; 1 comprehensive electrical parameter measuring module with the precision of 0.5 level is selected for measuring electrical parameters such as input current, voltage and power of the unit. And after the sub-modules are selected, the sub-modules are connected to the general test host, the physical quantities of all the test ports are defined through an external upper computer, and preliminary debugging is carried out.
After the test submodule and the upper computer are debugged, the method can be flexibly used for field measurement in the embodiment. After the test is finished, the test sub-module and the universal test host can be designed through other combinations for additional field test tasks.
The above-mentioned contents are provided as examples to illustrate the technical features of the present invention, and are not intended to limit the scope of the present invention. Even if the utility model discloses change slightly on the basis of method, still belong to the utility model discloses a scope of protection.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (4)
1. A building energy efficiency detection device is characterized in that the detection device comprises: the device comprises a parameter measuring device and a test host, wherein the parameter measuring device is connected with the test host; wherein,
the parameter measuring device comprises: the device comprises a temperature measuring module, a pressure measuring module, a flow measuring module and an electric quantity measuring module;
the test host comprises: the data acquisition card, the display module and the alarm module are all connected with the external processor;
and the temperature measuring module, the pressure measuring module, the flow measuring module and the electric quantity measuring module of the parameter measuring device are connected to the test host through the data acquisition card.
2. The building energy efficiency detection apparatus according to claim 1, characterized in that
The temperature measuring module comprises: the temperature sensor is connected with the signal conditioner through the transmitter;
the pressure measurement module includes: the pressure sensor is connected with the signal conditioner through the transmitter;
the flow measurement module includes: the ultrasonic flow meter is connected with the signal conditioner through the transmitter;
the electric quantity measuring module comprises: the intelligent meter comprises an intelligent meter, a transmitter and a signal conditioner, wherein the intelligent meter is connected with the signal conditioner through the transmitter.
3. The building energy efficiency detection apparatus according to claim 1, wherein the test host further comprises: and the data transmission module is connected with the data acquisition card.
4. The building energy efficiency detection device according to claim 1, wherein the temperature measurement module, the pressure measurement module, the flow measurement module and the electricity measurement module are provided with signal output interfaces, and the temperature measurement module, the pressure measurement module, the flow measurement module and the electricity measurement module respectively transmit the collected test signals to the data acquisition card through the signal output interfaces.
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| CN201721207976.1U CN207779442U (en) | 2017-09-20 | 2017-09-20 | A kind of building energy-efficiency detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107860421A (en) * | 2017-09-20 | 2018-03-30 | 中国建筑科学研究院 | Building energy efficiency detection device, system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107860421A (en) * | 2017-09-20 | 2018-03-30 | 中国建筑科学研究院 | Building energy efficiency detection device, system and method |
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