KR101581000B1 - Portable heatmeters testing apparatus and testing method - Google Patents

Portable heatmeters testing apparatus and testing method Download PDF

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Publication number
KR101581000B1
KR101581000B1 KR1020150085824A KR20150085824A KR101581000B1 KR 101581000 B1 KR101581000 B1 KR 101581000B1 KR 1020150085824 A KR1020150085824 A KR 1020150085824A KR 20150085824 A KR20150085824 A KR 20150085824A KR 101581000 B1 KR101581000 B1 KR 101581000B1
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KR
South Korea
Prior art keywords
unit
temperature
test
heating water
calorimeter
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KR1020150085824A
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Korean (ko)
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이동욱
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이동욱
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Priority to PCT/KR2016/006416 priority patent/WO2016204539A1/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G01K17/06—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device
    • G01K17/08—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature
    • G01K17/10—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature between an inlet and an outlet point, combined with measurement of rate of flow of the medium if such, by integration during a certain time-interval
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K19/00—Testing or calibrating calorimeters
    • G01K2013/026—

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

A portable type total calorimeter test apparatus and test method are disclosed. The portable type total calorimeter test apparatus of the present invention comprises: a device body; A temperature sensing unit which is provided in the apparatus main body and which is detachably coupled to an integrated calorimeter to be tested and provides a test temperature water supply temperature and a recovery temperature environment flowing through an integrated calorimeter and measures the temperature; A flow rate unit provided in the apparatus main body for estimating a passing volume of the test heating water to supply the test heating water to the thermosensitive unit and to calculate the heat consumption amount; And a control unit for determining the failure or performance of the integrated calorimeter on the basis of the signals provided by the temperature sensing unit and the flow unit, and for supplying and controlling unit pulses to the integrated calorimeter.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable type calorimeter test apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus and a method for testing an integrated calorimeter. More particularly, the present invention relates to a portable integrated calorimeter test apparatus and a test method which are provided in a portable manner and can quickly and conveniently test an integrated calorimeter.

The heating system in Korea is a type that heats and supplies the heating medium, and a method of heating the floor by piping the floor is used.

The heating of the house is classified according to the heat supply system, including individual heating, central heating, and district heating. First, individual heating is a method of supplying heat from an individual heat source to each room requiring heating, and central heating is a method of supplying necessary heat from one building to a heating system by supplying a heating medium to each household, It is a method to continuously supply necessary heat.

An integrated calorimeter is used to efficiently manage the heat (energy) supplied by this heating system. As described above, the integrated calorimeter is a machine for measuring the heat consumption of heating water in a system that supplies heat to a heat load using heating water as a heating medium.

The integrated calorimeter generally includes a flow unit for estimating the passing volume of the heating water, a warming unit for measuring the temperature of the supply side and the returning side, and a calculation unit for calculating the heat consumption amount of the heating water according to the measured amount of the flow rate unit and the temperature sensing unit do. The dual temperature-sensing unit includes a supply side temperature sensing unit for measuring the temperature of the supply side heating water and a reflux side temperature sensing unit for measuring the temperature of the heating water on the return side.

By using the integrated calorimeter including such a configuration, it is possible to induce energy saving, eliminate heating imbalance, and suppress unnecessary heating, so that both suppliers and users can operate reasonable heat management.

On the other hand, in order to test the performance or the performance of the conventional integrated calorimeter, it is necessary to have specialized equipment of large size, and it is difficult to maintain the temperature of the test heating water.

In addition, since it takes a long time to stabilize the test heating water, a lot of time is required for the test of the integrated calorimeter, so an improvement measure is required.

The above-described technical structure is a background technique for assisting the understanding of the present invention, and does not mean the prior art widely known in the technical field to which the present invention belongs.

Korean Registered Patent No. 10-1312818 (Chang Ho Jun) 2013. 09. 23

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above problems, and it is an object of the present invention to provide a portable integrated calorimeter test apparatus and a test method which are portable and can quickly and conveniently test an integrated calorimeter.

According to an aspect of the present invention, A temperature sensing unit provided in the apparatus main body and detachably coupled to an integrated calorimeter to be tested to provide and measure a supply temperature and a recovery temperature environment of the test heating water flowing through the integrated calorimeter; A flow rate unit provided in the apparatus body for estimating a passing volume of the test heating water to supply the test heating water to the temperature sensing unit and to calculate the heat consumption amount; And a control unit for determining the failure or performance of the integrated calorimeter on the basis of a signal provided from the thermosensitive unit and the flow unit to supply and control unit pulses to the integrated calorimeter, A device may be provided.

The temperature sensing unit includes: a base plate; A thermostatic pipe provided on the base plate and through which the test heating water supplied from the flow unit flows and the integrated calorimeter is detachably coupled; And a temperature sensing unit provided on the base plate and connected to the integrated calorimeter for measuring a supply temperature and a recovery temperature of the test heating water and supplying the measured temperature value to the control unit.

The integrated calorimeter may be detachably coupled to the warming unit pipe by a clamp provided on the warming unit pipe.

The accumulation calorimeter may be provided in a plurality of the heating section piping.

The apparatus main body is provided with a thermosensitive unit housing portion that is slidably opened and closed, and the base plate is detachably coupled to the thermosensitive unit housing portion.

The thermosensitive unit may include: a thermosensitive block having a plurality of temperature terminals connected to the thermometer by a cable; A thermoelectric element provided in the thermo-sensitive block; And a cooling fan provided on the thermoelectric module to cool the thermoelectric module.

The flow unit comprising: a base plate; A water tank provided on the base plate for storing test heating water; A circulation pump provided on the base plate for supplying test heating water to the thermosensitive unit; And a flow meter provided on the base plate and measuring a flow rate of the test heating water supplied to the thermosensitive unit.

Wherein the flow unit includes a supply pipe connected to the water tank and through which the test heating water supplied to the temperature sensing unit flows; A recovery pipe connected to the water tank and through which the test heating water is discharged from the temperature sensing unit and recovered in the water tank; And an on-off valve provided on the supply pipe.

A temperature transmitter provided in the supply pipe; And a pressure transmitter provided on the supply pipe.

The apparatus main body is provided with a flow unit holding portion slidably openable, and the base plate can be detachably coupled to the flow unit holding portion.

The apparatus main body includes: an equipment housing part in which equipment necessary for a job is accommodated and opened and closed; And a display unit for displaying a screen including temperature and flow rate.

According to another aspect of the present invention, there is provided a method for testing a thermosensitive unit, the method comprising: coupling an integrated calorimeter, Connecting the integrated calorimeter to a temperature terminal of the thermosensitive unit; And a step of supplying the test heating water stored in the water tank of the flow unit to the warming unit pipe and flowing the test heating water through the accumulation calorimeter and then testing the integrated calorimeter. have.

The embodiments of the present invention can test the integrated calorimeter quickly and conveniently since the test heating water is supplied to the thermosensitive unit in the flow unit and the integrated calorimeter to be tested is detached and attached to the thermosensitive unit.

In addition, since the thermosensitive unit and the flow unit are integrally provided in the main body of the apparatus, the main body of the apparatus can be carried, and thus the thermometer can be conveniently tested.

1 is a perspective view schematically showing an apparatus main body of a portable type total calorimeter test apparatus according to an embodiment of the present invention.
FIG. 2 is a view schematically showing a temperature sensing unit, a flow unit and a control unit provided in the apparatus main body shown in FIG. 1. FIG.
Fig. 3 is a plan view showing the flow unit shown in Fig. 2. Fig.
Fig. 4 is a view showing the thermosensitive unit shown in Fig. 2. Fig.
FIG. 5 is a perspective view showing the thermosensitive part shown in FIG. 2. FIG.
6 is an enlarged view of the display shown in Fig.
7 is a diagram showing the temperature of the integrated accumulation calorimeter for household use.
8 is a flowchart showing a test method of the portable type integrated calorimeter according to the present embodiment.
Fig. 9 is a flowchart specifically showing the test method shown in Fig.

In order to fully understand the present invention, operational advantages of the present invention, and objects achieved by the practice of the present invention, reference should be made to the accompanying drawings and the accompanying drawings which illustrate preferred embodiments of the present invention.

Hereinafter, the present invention will be described in detail with reference to the preferred embodiments of the present invention with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

FIG. 1 is a perspective view schematically showing an apparatus main body of a portable type total calorimeter test apparatus according to an embodiment of the present invention. FIG. 2 schematically shows a temperature sensing unit, a flow rate unit and a control unit provided in the apparatus main body shown in FIG. FIG. 3 is a plan view showing the flow unit shown in FIG. 2, FIG. 4 is a view showing the thermosensitive unit shown in FIG. 2, and FIG. 5 is a perspective view showing the thermosensitive part shown in FIG. FIG. 6 is an enlarged view of the display shown in FIG. 1, and FIG. 7 is a diagram showing the temperature of the integrated accumulative calorimeter.

As shown in these drawings, the portable type total calorimeter test apparatus 1 according to the present embodiment includes an apparatus main body 100, and a mechanical integrated calorimeter C provided in the apparatus main body 100 and being a test object, A temperature sensing unit 200 for providing and measuring a supply temperature and a recovery temperature environment including a pipe through which the test heating water flowing through the integrated calorimeter C is circulated and a temperature sensing unit 200 provided in the apparatus main body 100, A flow rate unit 300 for supplying the test heating water and estimating the passing volume of the test heating water in order to calculate the heat consumption amount of the test heating water and the integrated calorimetric system based on the signals provided from the temperature sensing unit 200 and the flow rate unit 300 C, and determines the performance or performance of the system.

The apparatus main body 100 may be provided in a rectangular parallelepiped shape as shown in Fig. 1, and a lid 110 is rotatably coupled to the upper side.

In addition, the apparatus main body 100 may be provided with a display 120 and a keyboard 130 for displaying test conditions such as the flow rate and temperature of the test heating water, as shown in FIG.

6, the display 120 includes a reference value display section 121 for displaying a reference value of the integrated calorimeter C, a test value display section 122 for displaying a test value actually to be tested, A tester temperature display section 124 for displaying a supply temperature and a recovery temperature of the test cumulative calorimeter C and a test temperature display section 124 for displaying a test temperature display section 124, A temperature control display section 125 for displaying the control temperature of the pressure control section 126, and a pressure display section 126 for displaying the pressure.

1, the apparatus main body 100 is provided with an equipment housing part 160 in which a flow unit housing part 140, a thermoelectric unit housing part 150, and a work tool such as a spanner are housed, All of these configurations can be provided to the apparatus main assembly 100 in a sliding manner.

Therefore, when the present embodiment is not used, the thermosensitive unit 200 and the flow unit 300 are housed in the thermosensitive unit housing unit 150 and the flow unit housing unit 140 and are not exposed to the outside.

2, the temperature sensing unit 200 is connected to the flow unit 300 to supply the test heating water supplied from the flow unit 300 to the integrated calorimeter C and detects it in the integrated calorimeter C Based on the temperature of the heat exchanger.

The temperature sensing unit 200 includes a base plate 210 detachably coupled to the thermosensitive unit housing unit 150 of the apparatus main body 100, A temperature sensor 220 connected to the base plate 210 and connected to the accumulation calorimeter C so that the supply temperature of the test heating water and the recovery temperature And a temperature sensing unit 230 for measuring the temperature and supplying the measured temperature value to the control unit.

The base plate 210 of the thermosensitive unit 200 may be detachably bolted to the thermosensitive unit housing part 150.

2 and 4, the thermostat part pipe 220 of the thermostat unit 200 may be provided in a U-shape, and the flow rate unit 300 and the hose Can be connected.

In this embodiment, the warming part pipe 220 can be detachably screwed to the pipe supporting block 211 provided in the base plate 210, as shown in FIG.

In the present embodiment, a plurality of integrated calorimeters C may be combined with the warming portion pipe 220 as shown in FIG. The present embodiment can provide a plurality of clamps 221 on the warming portion pipe 220 so that the integrated calorimeter C can be easily detached and attached to the warming portion pipe 220. The opening and locking of the plurality of clamps 221 can be performed by providing a bolt of a butterfly shape on the upper side and tightening or loosening the bolt of a butterfly shape.

5, the temperature sensing unit 230 of the temperature sensing unit 200 includes a temperature sensing block 231 having a plurality of temperature terminals 231a connected to the integrated calorimeter C by a cable, A thermoelectric element 232 provided in the thermoelectric module 231 and a cooling fan 233 provided in the thermoelectric module 231 to cool the thermoelectric module 232.

In this embodiment, the plurality of temperature terminals 231a of the temperature sensing block 231 may be connected to the integrated calorimeter C to be tested through a cable.

The present embodiment may be provided in a dry type to provide stability before and after the test, and the thermal block 231 may be provided separately from the low temperature block and the high temperature block. Also, since the present embodiment uses the thermoelectric element 232, precise PID control is possible.

2, the flow unit 300 is connected to the thermo-sensing unit 200 to supply the thermo-sensing unit 200 with the test heating water necessary for the test of the thermometer C, Is returned to the flow unit (300).

2 and 3, the flow unit 300 includes a base plate 310, a water tank 320 provided in the base plate 310 and storing the test water, And the test heating water which is connected to the water tank 320 and is discharged from the temperature sensing unit 200 and collected in the water tank 320 flows through the supply pipe 330 through which the test heating water supplied to the thermosensitive unit 200 flows, A circulation pump 360 provided in the base plate 310 to supply the test heating water to the temperature sensing unit 200 and a circulation pump 360 provided in the base plate 310 to supply the test heating water to the temperature sensing unit 200, A temperature transmitter 370 provided in the main body 330 for sending the temperature of the test heating water supplied to the temperature sensing unit 200 to the control unit 400, a pressure transmitter 380 provided in the supply pipe 330, (310) to measure the flow rate of the test heating water supplied to the thermosensitive unit (200) Includes ryanggye 390, and a return line 340, the actuator 395, and a bypass pipe 397 for supplying a test be heated is discharged from the circulation pump 360 directly to the tank 320 provided in the.

The base plate 310 of the flow unit 300 may be bolted to be detachable to the flow unit housing part 140 of the apparatus main body 100. [

The water tank 320 of the flow unit 300 may be made of a stainless steel material and a water level meter 321 is provided so that the water level of the stored test water is known, It can be notified by an alarm. The water tank 320 may be provided with a heater for heating the test water.

The temperature transmitter 370 of the flow unit 300 measures the temperature of the test heating water before being supplied to the thermosensitive unit 200 and the measured temperature of the test heating water is transmitted to the control unit 400. The control unit 400 can monitor the temperature of the test heating water supplied as a signal sent from the temperature transmitter 370 and the temperature of the test heating water excessively increases during the test of the integrated calorimeter C, And in this case, the user can be informed by an alarm. Fig. 7 shows the constituent temperature of the household accumulative calorimeter C. In Fig.

8 is a flowchart showing a test method of the portable type integrated calorimeter according to the present embodiment.

Hereinafter, a test method of the portable integrated calorimeter according to the present embodiment will be briefly described with reference to FIG.

The present embodiment is characterized in that a step S100 of connecting the integrated calorimeter C to be inspected to the thermostat part pipe 220 of the thermostat unit 200 and a step S100 of connecting the thermostatic unit C to the temperature terminal 231a of the thermostat unit 200, The test heating water stored in the water tank 320 of the flow unit 300 is supplied to the warming portion pipe 220 and the test heating water is caused to flow through the accumulation calorimeter C, C) (step S300).

The present embodiment is a case where the thermosensitive unit 200 and the flow unit 300 are integrally housed in the apparatus main body 100 and the place where the apparatus main body 100 is portable and the total calorimeter C (C) can be tested.

First, the integrated calorimeter (C) to be tested is detached at a pre-installed location, and then connected to the warming unit pipe (220) of the warming unit (200).

Next, after connecting the warming unit 230 and the integrated calorimeter C with a cable, the supply pipe 330 and the recovery pipe 340 are connected to the warming unit pipe 220. The operation of connecting the supply pipe 330 and the return pipe 340 to the warm-up pipe 220 may be performed first.

Finally, the circulation pump 360 is operated to supply the test heating water stored in the water tank 320 to the integrated calorimeter C. The controller 400 calculates the information on the flow rate and the temperature input to the controller 120, Display. The operator can test the failure or performance of the integrated calorimeter (C) based on the information displayed on the display (120).

In this embodiment, the control unit 400 may supply or control a unit pulse to the integrated calorimeter C when the integrated calorimeter C is tested without flowing the flow rate.

Fig. 9 is a flowchart specifically showing the test method shown in Fig.

Hereinafter, the test method shown in Fig. 8 will be described in more detail with reference to Fig.

First, the present embodiment can first go through the warm-up step, as shown in Fig. 9, before actually testing the integrated calorimeter C to be tested.

In the warming-up phase, the user is first confirmed whether or not the user is set. Next, the amount of test heating water filled in the water tank, confirmation of manual valve opening, and confirmation of the integration of the total calorimeter to be tested are confirmed.

Thereafter, the on-off valve 350 is sequentially opened by 25%, the test heating water is circulated for about 3 minutes, and the on-off valve 350 and the circulating pump 360 are sequentially turned off.

Through this, flow rate, current temperature, etc. can be confirmed and test preparation is completed.

In an actual test of the integrated calorimeter C to be tested, the circulating pump 360 is turned on for about one second and then the on-off valve 350 is turned on. The data can be acquired by the number of circulating test heatings, and the error rate is calculated based on the data and the uncertainty is calculated. This process can be repeatedly performed according to the setting of the user.

On the other hand, the present embodiment can also be used as a device for measuring a flow rate, for example, as a device for measuring a water meter.

As described above, according to the present embodiment, the test heating water is supplied to the thermosensitive unit in the flow unit, and the integrated calorimeter to be tested can be detached and attached to the thermosensitive unit, so that the integrated calorimeter can be tested quickly and conveniently.

In addition, since the thermosensitive unit and the flow unit are integrally provided in the main body of the apparatus, the main body of the apparatus can be carried, and thus the thermometer can be conveniently tested.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Accordingly, such modifications or variations are intended to fall within the scope of the appended claims.

1: Portable integrated calorimeter test system
100: Device body 110: Cover
120: display 121: reference value indicator
122: Test value display section 123: Tester information display section
124: tester temperature display part 125: temperature control display part
126: pressure display unit 130: keyboard
140: flow unit storage part 150: thermosensitive unit storage part
160: Equipment storage part 200: Temperature sensing unit
210: base plate 211: piping support block
220: Heating pipe 221: Clamp
230: a warming unit 231:
231a: temperature terminal 232: thermoelectric element
233: Cooling fan 300: Flow unit
310: base plate 320: water tank
321: Water level meter 330: Supply piping
340: return pipe 350: opening / closing valve
360: circulation pump 370: temperature transmitter
380: pressure transmitter 390: flow meter
395: Actuator 397: Bypass piping
400: control unit C: integrated calorimeter

Claims (12)

A device body;
A temperature sensing unit provided in the apparatus main body and configured to measure a supply temperature and a recovery temperature of the test heating water flowing through the integrated calorimeter, the integrated calorimeter being detachably coupled;
A flow rate unit provided in the apparatus body for estimating a passing volume of the test heating water to supply the test heating water to the temperature sensing unit and to calculate the heat consumption amount; And
And a control unit for determining the failure or performance of the integrated calorimeter on the basis of the signals provided from the temperature sensing unit and the flow unit and for supplying and controlling unit pulses to the integrated calorimeter,
Preferably,
A base plate;
A thermostatic pipe provided on the base plate and through which the test heating water supplied from the flow unit flows and the integrated calorimeter is detachably coupled; And
And a temperature sensing unit provided on the base plate and connected to the integrated calorimeter to measure a supply temperature and a recovery temperature of the test heating water and to supply the measured temperature value to the controller. delete The method according to claim 1,
Wherein the integrated calorimeter is detachably coupled to the warming unit pipe by a clamp provided on the warming unit pipe. The method according to claim 1,
Wherein the plurality of the integrated calorimeters are provided in the warm-up part piping. The method of claim 4,
The apparatus main body is provided with a thermosensitive unit housing portion that is slidably opened and closed,
And the base plate is detachably coupled to the thermosensitive unit housing part. The method according to claim 1,
Preferably,
A temperature sensing block having a plurality of temperature terminals connected to the integrated calorimeter by a cable;
A thermoelectric element provided in the thermo-sensitive block; And
And a cooling fan provided on the thermoelectric module for cooling the thermoelectric module. The method according to claim 1,
Wherein the flow unit comprises:
Base plate;
A water tank provided on the base plate for storing test heating water;
A circulation pump provided on the base plate for supplying test heating water to the thermosensitive unit; And
And a flow meter provided on the base plate for measuring a flow rate of the test heating water supplied to the thermosensitive unit. The method of claim 7,
Wherein the flow unit comprises:
A supply pipe connected to the water tank and through which the test heating water supplied to the temperature sensing unit flows;
A recovery pipe connected to the water tank and through which the test heating water is discharged from the temperature sensing unit and recovered in the water tank; And
Further comprising an on-off valve provided on the supply pipe. The method of claim 8,
A temperature transmitter provided in the supply pipe; And
And a pressure transmitter provided on the supply pipe. The method of claim 7,
The apparatus main body is provided with a flow unit holding portion slidably openable and closable,
And the base plate is detachably coupled to the flow unit accommodating portion. The method according to claim 1,
The apparatus main body includes:
A housing for receiving equipment necessary for the operation and slidingly opening and closing; And
And a display unit for displaying a screen including temperature and flow rate. delete
KR1020150085824A 2015-06-17 2015-06-17 Portable heatmeters testing apparatus and testing method KR101581000B1 (en)

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KR1020150085824A KR101581000B1 (en) 2015-06-17 2015-06-17 Portable heatmeters testing apparatus and testing method
PCT/KR2016/006416 WO2016204539A1 (en) 2015-06-17 2016-06-16 Portable heat meter testing device

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KR1020150085824A KR101581000B1 (en) 2015-06-17 2015-06-17 Portable heatmeters testing apparatus and testing method

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CN105067155A (en) * 2015-08-14 2015-11-18 泉州七洋机电有限公司 Flow test device pressure and flow velocity double closed loop control system
KR101774734B1 (en) 2017-03-16 2017-09-04 재단법인 한국기계전기전자시험연구원 Test system and method for heat meters
WO2019098424A1 (en) * 2017-11-17 2019-05-23 (주)위지트에너지 System for measuring quantity of heat and control method therefor

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KR101774734B1 (en) 2017-03-16 2017-09-04 재단법인 한국기계전기전자시험연구원 Test system and method for heat meters
WO2019098424A1 (en) * 2017-11-17 2019-05-23 (주)위지트에너지 System for measuring quantity of heat and control method therefor

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