CN202853919U

CN202853919U - Enthalpy difference laboratory

Info

Publication number: CN202853919U
Application number: CN 201220597579
Authority: CN
Inventors: 王凯; 刘士群; 张金广
Original assignee: Tianjin Zhuodong Science & Technology Development Co Ltd
Current assignee: Tianjin Zhuodong Science & Technology Development Co Ltd
Priority date: 2012-11-12
Filing date: 2012-11-12
Publication date: 2013-04-03
Anticipated expiration: 2022-11-12

Abstract

The utility model provides an enthalpy difference laboratory, including an indoor simulating environment chamber and an outdoor simulating environment chamber. An acquisition controller controls an environmental temperature air conditioner, a first humidifier, a second humidifier and an air cycling and heating system, wherein the environmental temperature air conditioner, the first and second humidifiers and the air cycling and heating system employ closed-loop feedback adjustment; a first wet and dry bulb thermometer and a second wet and dry bulb thermometer back feed detected dry bulb temperatures and wet bulb temperatures to the acquisition controller; the acquisition controller also acquires the temperature of an experimental prototype, wherein a wind velocity indicator back feeds the wind velocity of the experimental prototype to the acquisition controller; and the acquisition controller acquires parameters of a power distribution cabinet. The enthalpy difference laboratory has the advantages including simple structure, small land occupation and low investment, which can satisfy analysis in qualitative experiments of scientific research institutions and enterprises.

Description

A kind of enthalpy difference laboratory

Technical field

The utility model relates to laboratory system, especially relates to a kind of laboratory system for the experiment of minitype air conditioner enthalpy difference.

Background technology

Along with Chinese national economy continues, fast development and living standards of the people constantly steadily improve, the continuous improvement of living condition, refrigeration and air-conditioning technical is widely used in industry-by-industry, each department, pursue for people high quality of life demand creation condition, the household electrical appliance such as air conditioner, refrigerator are stepped into update peak period and sustainable growth period in cities and towns.

In refrigerating and air conditioning industry, comprise that the refrigerating air conditioning device of refrigerator, air conditioner is not only closely related with daily life, and be one of principal element of impact country policy aspect energy utilization.According to data statistics, refrigerated air-conditioning system is that the world consumes the maximum a kind of dissipative system of the energy, and the refrigeration industry development of China is rapid, and the refrigeration air-conditioner product yield is the first in the world.At present the annual power consumption that is used for refrigeration, air-conditioning of China all with double-digit speed increase, even some area is in the peak period that air-conditioning, refrigeration are used, and its power consumption reaches 1/4th of this area's electricity consumption total amount, even 1/3rd.Therefore, the refrigerating air conditioning device of function admirable is not only the demand of ordinary people, also is the needs of nation-building, for the manufacturer of the refrigerating air conditioning device market competition main counterweight of winning especially then.How to utilize modern science and technology, the refrigeration air-conditioner that designs and produce function admirable is full-time, is a study hotspot in the refrigeration and air-conditioning technical research field over past ten years always, and day by day is subject to researcher and goods producer's attention.

Must through a series of close inspections, only have indices all to meet national standard and just can put on market before the refrigeration air-conditioner product export.For this reason, producer must set up strict, accurate, the efficient detection system of a cover, various parameters to the refrigeration air-conditioner product detect, test it and whether satisfy national standard, therefore must simulate actual motion environment, the operating mode of refrigeration air-conditioner product, provide one to stablize, accurate simulated environment, thus can measure the various running parameters of refrigeration air-conditioner product.

The air-conditioning enthalpy difference experimental provision is the device of simulating by artificial means one or more tested product work environment in testing laboratory, the performance when can be used to check product work, development new product.So not only accelerate the speed of product development and production, but also can save testing expenses.At present, the main air-conditioning enthalpy difference laboratory that relies on of heat pump performance test is finished.

But it is larger to build the needed place of regular enthalpy difference laboratory, the equipment and instrument cost compare that drops into is high, general enterprise and scientific research institutions all are difficult to bear, In view of the foregoing, developed a easy enthalpy difference laboratory, can for the experiment of making a self-cirticism of scientific research institutions teaching and medium-sized and small enterprises, become the present stage urgent problem.

The utility model content

Problem to be solved in the utility model provides a kind of easy enthalpy difference laboratory, especially is fit to the experiment of minitype air conditioner enthalpy difference.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of enthalpy difference laboratory comprises lab simulation environmental chamber and outdoor simulating environmental chamber; Also comprise ring warm air-conditioning, air circulation and heating system, the first humidifier, the second humidifier, the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer, anemoscope, power distribution cabinet and acquisition controller; Described acquisition controller is controlled described ring temperature air-conditioning, the first humidifier, the second humidifier and is become close-loop feedback to regulate with air circulation and heating system; Described the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer feed back to acquisition controller with the information that detects; The wind speed that anemoscope gathers experimental prototype feeds back to acquisition controller; Power distribution cabinet is connected with acquisition controller and parameter information is fed back to acquisition controller.Further, described air circulation and heating system, the first humidifier, the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer, anemoscope are located at the lab simulation environmental chamber.

Further, described air circulation and heating system, ring temperature air-conditioning, the second humidifier, power distribution cabinet are located at the outdoor simulating environmental chamber.

Further, described acquisition controller is that computing machine or other have and gather and the Programmable Logic Controller of data-handling capacity.

Advantage and the good effect that the utlity model has are: owing to adopt technique scheme, enthalpy difference laboratory of the present utility model has the advantages such as simple structure, occupation of land is little, input cost is low, can satisfy the qualitative test analysis of R﹠D institution and enterprise.

Description of drawings

Fig. 1 is the system schematic of enthalpy difference laboratory of the present utility model.

Fig. 2 is the structure diagram of enthalpy difference laboratory of the present utility model.

Among the figure:

1, the first humidifier 2, the second humidifier 3, encircle warm air-conditioning

4, air circulation and heating system 5, the first wet-and-dry bulb thermometer 6, the second wet-and-dry bulb thermometer

7, anemoscope 8, power distribution cabinet 9, acquisition controller

10, experimental prototype

Embodiment

As shown in Figure 1, 2, the utility model provides a kind of enthalpy difference laboratory, comprises lab simulation environmental chamber and outdoor simulating environmental chamber; Also comprise:

Encircle warm air-conditioning 3, be used for the temperature of the outer simulated environment chamber of conditioning chamber;

Air circulation and heating system 4 are for air quantity and the temperature of simulated environment chamber in the conditioning chamber and outdoor simulating environmental chamber;

The first humidifier 1 is for the humidity of simulated environment chamber in the conditioning chamber;

The second humidifier 2 is for the humidity of the outer simulated environment chamber of conditioning chamber;

The first wet-and-dry bulb thermometer 5 is for detection of dry-bulb temperature and the wet-bulb temperature of lab simulation environmental chamber;

The second wet-and-dry bulb thermometer 6 is for detection of dry-bulb temperature and the wet-bulb temperature of experimental prototype 10;

Anemoscope 7 is for detection of the wind speed of experimental prototype;

Power distribution cabinet 8 is used for providing power to equipment;

Acquisition controller 9 is used for opertaing device and data acquisition;

Acquisition controller 9 control loop temperature air-conditionings 3, the first humidifier 1, the second humidifier 2 and air circulation and heating system 4 and encircle warm air-conditioning 3, the first humidifier 1, the second humidifier 2 and air circulation and heating system 4 is that close-loop feedback is regulated; The first wet-and-dry bulb thermometer 5, the second wet-and-dry bulb thermometer 6 feed back to acquisition controller 9 with dry-bulb temperature and the wet-bulb temperature that detects; Temperature, anemoscope 7 that acquisition controller 9 also gathers experimental prototype 10 feed back to acquisition controller 9 with the wind speed of experimental prototype 10; Acquisition controller 9 gathers the parameter of power distribution cabinet 8.Described air circulation and heating system 4, the first humidifier 1, the first wet-and-dry bulb thermometer 5, the second wet-and-dry bulb thermometer 6, anemoscope 7 are located at the lab simulation environmental chamber.Described air circulation and heating system 4, the warm air-conditioning 3 of ring, the second humidifier 2, power distribution cabinet 8 are located at the outdoor simulating environmental chamber.Described acquisition controller 9 is that computing machine or other have and gather and the Programmable Logic Controller of data-handling capacity.

The course of work of this example: air circulation and heating system 4 are blower fan and the well heaters that fit together, and power distribution cabinet 8 is air circulation and heating system 4, the first humidifier 1, anemoscope 7, the warm air-conditioning 3 of ring, 2 power supplies of the second humidifier; In the lab simulation environmental chamber, be provided with two anemoscopes 7, and arrange near experimental prototype 10.The first wet-and-dry bulb thermometer 5 and the second wet-and-dry bulb thermometer 6 are located at respectively on these two anemoscopes 7; Computer control ring temperature air-conditioning 3, the first humidifier 1, the second humidifier 2 and air circulation and heating system 4 close-loop feedback are regulated; Computing machine gathers the doing of the doing of lab simulation environmental chamber that the first wet-and-dry bulb thermometer 5, the second wet-and-dry bulb thermometer 6 detect and outdoor simulating environmental chamber, wet-bulb temperature and experimental prototype 10, wet-bulb temperature by data collector, and the parameter of the wind speed of experimental prototype 10 and power distribution cabinet 8 is also processed and shown.

More than an embodiment of the present utility model is had been described in detail, but described content only is preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the present utility model.

Claims

1. an enthalpy difference laboratory comprises lab simulation environmental chamber and outdoor simulating environmental chamber; It is characterized in that: also comprise ring warm air-conditioning, air circulation and heating system, the first humidifier, the second humidifier, the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer, anemoscope, power distribution cabinet and acquisition controller; Described acquisition controller is controlled described ring temperature air-conditioning, the first humidifier, the second humidifier and is become close-loop feedback to regulate with air circulation and heating system; Described the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer feed back to acquisition controller with the information that detects; The wind speed that anemoscope gathers experimental prototype feeds back to acquisition controller; Power distribution cabinet is connected with acquisition controller and parameter information is fed back to acquisition controller.

2. enthalpy difference laboratory according to claim 1, it is characterized in that: described air circulation and heating system, the first humidifier, the first wet-and-dry bulb thermometer, the second wet-and-dry bulb thermometer, anemoscope are located at the lab simulation environmental chamber.

3. enthalpy difference laboratory according to claim 1, it is characterized in that: described air circulation and heating system, ring temperature air-conditioning, the second humidifier, power distribution cabinet are located at the outdoor simulating environmental chamber.

4. enthalpy difference laboratory according to claim 1 is characterized in that: described acquisition controller is that computing machine or other have and gather and the Programmable Logic Controller of data-handling capacity.