KR100269797B1 - 덕트 누기 시험기 - Google Patents
덕트 누기 시험기 Download PDFInfo
- Publication number
- KR100269797B1 KR100269797B1 KR1019980016269A KR19980016269A KR100269797B1 KR 100269797 B1 KR100269797 B1 KR 100269797B1 KR 1019980016269 A KR1019980016269 A KR 1019980016269A KR 19980016269 A KR19980016269 A KR 19980016269A KR 100269797 B1 KR100269797 B1 KR 100269797B1
- Authority
- KR
- South Korea
- Prior art keywords
- duct
- air
- pressure
- orifice
- blower
- Prior art date
Links
- 238000012360 testing method Methods 0.000 title abstract description 26
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 4
- 238000004378 air conditioning Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 abstract description 3
- 241000264877 Hippospongia communis Species 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007706 flame test Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
Description
Claims (1)
- 원통형의 관로 내부에는 덕트 내부에 일정한 압력을 유지할 수 있도록 모터(M)가 작동될시에 공기를 유입시키는 송풍기(10),상기 송풍기(10)가 작동하므로써 유입부(20)를 통해 들어오는 공기의 흐름을 정상흐름으로 변환시키는 허니-컴(22),상기 허니-컴(22)를 통해 유입되는 공기의 풍량을 변환시키는 오리피스(40), 상기 오리피스(40)에는 공기가 통과시 변화되는 풍량을 측정할 수 있는 선단압력 측정부(42a)와 후단압력 측정부(42b)가 있는 차압측정용 탭(42),상기 오리피스(40)를 통과한 공기는 송풍되는 공기의 압력을 조절할 수 있는 압력조절용 댐퍼(32)가 구비되는 토출부(30)가 구성되는 것을 특징으로 하는 덕트 누기 시험기.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980016269A KR100269797B1 (ko) | 1998-05-07 | 1998-05-07 | 덕트 누기 시험기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980016269A KR100269797B1 (ko) | 1998-05-07 | 1998-05-07 | 덕트 누기 시험기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990084483A KR19990084483A (ko) | 1999-12-06 |
KR100269797B1 true KR100269797B1 (ko) | 2002-06-20 |
Family
ID=40263493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980016269A KR100269797B1 (ko) | 1998-05-07 | 1998-05-07 | 덕트 누기 시험기 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100269797B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100709754B1 (ko) * | 2005-08-18 | 2007-04-23 | 주식회사 페스텍인터내셔날 | 연기시험장치 |
KR100709755B1 (ko) * | 2005-08-18 | 2007-04-23 | 주식회사 페스텍인터내셔날 | 연기시험장치 |
KR101424696B1 (ko) * | 2012-09-27 | 2014-07-31 | (주)대정고분자산업 | 가솔린 직분사 엔진용 연료펌프의 연료댐퍼 내부 봉입압력 측정장치 |
KR101415882B1 (ko) * | 2013-07-04 | 2014-08-06 | 서울산업기술주식회사 | 풍량 측정용 정압탭이 구비된 이동식 디지털 풍량 측정장치 |
KR20200089177A (ko) | 2019-01-16 | 2020-07-24 | 용인송담대학교 산학협력단 | 바이패스형 덕트 누기시험기 |
KR20210001675U (ko) | 2020-01-10 | 2021-07-20 | 용인송담대학교 산학협력단 | 미세 정압 조절이 가능한 바이패스형 덕트 누기 시험장치 |
-
1998
- 1998-05-07 KR KR1019980016269A patent/KR100269797B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR19990084483A (ko) | 1999-12-06 |
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