CN201408136Y - Motor particle discharge secondary dilution and part flow dilution sampling constant-current device - Google Patents
Motor particle discharge secondary dilution and part flow dilution sampling constant-current device Download PDFInfo
- Publication number
- CN201408136Y CN201408136Y CN2009200738763U CN200920073876U CN201408136Y CN 201408136 Y CN201408136 Y CN 201408136Y CN 2009200738763 U CN2009200738763 U CN 2009200738763U CN 200920073876 U CN200920073876 U CN 200920073876U CN 201408136 Y CN201408136 Y CN 201408136Y
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- Prior art keywords
- sampling
- current device
- pressurizer tank
- constant
- dilution
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Sampling And Sample Adjustment (AREA)
Abstract
Description
Claims (6)
- Engine particulate emission secondary dilution and part diluted stream the sampling constant-current device, comprise the engine particulate emission sampling pipe, dilution tunnel and the sampling filter paper device that link to each other successively, it is characterized in that: also comprise the preceding pressurizer tank that links to each other successively, critical Venturi tube group, valve sets, back pressurizer tank and critical pipe, the endpiece of described sampling filter paper device links to each other with the entrance point of described preceding pressurizer tank.
- 2. engine particulate emission secondary dilution according to claim 1 and part diluted stream sampling constant-current device is characterized in that: be provided with pressure transducer and temperature sensor in the pressurizer tank before described, be provided with pressure transducer in the pressurizer tank of described back.
- 3. engine particulate emission secondary dilution according to claim 1 and part diluted stream sampling constant-current device, it is characterized in that: described critical Venturi tube group is four critical Venturi tubes, and respectively with described valve sets in four valves link to each other one to one.
- 4. engine particulate emission secondary dilution according to claim 1 and part diluted stream sampling constant-current device, it is characterized in that: pressurizer tank links to each other with a proving flowmeter before described.
- 5. engine particulate emission secondary dilution according to claim 2 and part diluted stream sampling constant-current device is characterized in that: the pressure transducer before described in the pressurizer tank links to each other with data acquisition controller respectively with pressure transducer in temperature sensor and the described back pressurizer tank.
- 6. engine particulate emission secondary dilution according to claim 3 and part diluted stream sampling constant-current device, it is characterized in that: four valves in the described valve sets link to each other with data acquisition controller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200738763U CN201408136Y (en) | 2009-05-06 | 2009-05-06 | Motor particle discharge secondary dilution and part flow dilution sampling constant-current device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200738763U CN201408136Y (en) | 2009-05-06 | 2009-05-06 | Motor particle discharge secondary dilution and part flow dilution sampling constant-current device |
Publications (1)
Publication Number | Publication Date |
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CN201408136Y true CN201408136Y (en) | 2010-02-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009200738763U Expired - Lifetime CN201408136Y (en) | 2009-05-06 | 2009-05-06 | Motor particle discharge secondary dilution and part flow dilution sampling constant-current device |
Country Status (1)
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CN (1) | CN201408136Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102346105A (en) * | 2010-07-23 | 2012-02-08 | 株式会社堀场制作所 | Exhaust gas analyzing system |
CN103018079A (en) * | 2012-11-07 | 2013-04-03 | 吉林大学 | Partial flow equivalently-dynamic diluting and sampling system for diesel engine exhaust particles and control method |
CN106644611A (en) * | 2017-02-16 | 2017-05-10 | 大友(苏州)风洞技术有限公司 | Discharge sampling tester of engine plateau simulation system |
-
2009
- 2009-05-06 CN CN2009200738763U patent/CN201408136Y/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102346105A (en) * | 2010-07-23 | 2012-02-08 | 株式会社堀场制作所 | Exhaust gas analyzing system |
CN102346105B (en) * | 2010-07-23 | 2016-08-24 | 株式会社堀场制作所 | Exhaust gas analysis system |
CN103018079A (en) * | 2012-11-07 | 2013-04-03 | 吉林大学 | Partial flow equivalently-dynamic diluting and sampling system for diesel engine exhaust particles and control method |
CN103018079B (en) * | 2012-11-07 | 2015-06-10 | 吉林大学 | Partial flow equivalently-dynamic diluting and sampling system for diesel engine exhaust particles and control method |
CN106644611A (en) * | 2017-02-16 | 2017-05-10 | 大友(苏州)风洞技术有限公司 | Discharge sampling tester of engine plateau simulation system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI TOCEIL ENGINE TESTING EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SHANGHAI TONGYUAN ENGINES TEST ENGINEERING CO., LTD. Effective date: 20120808 Owner name: SHANGHAI TONGYUAN ENGINES TEST ENGINEERING CO., LT Effective date: 20120808 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200434 YANGPU, SHANGHAI TO: 200438 YANGPU, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120808 Address after: 200438 No. 518, Yue Yue Road, Yangpu District, Shanghai Patentee after: Shanghai Toceil Engine Testing Equipment Co., Ltd. Patentee after: Shanghai with a Round Engine Test Engineering Technology Co., Ltd. Address before: 200434, No. 821, Lane 9, government road, Shanghai, Yangpu District Patentee before: Shanghai with a Round Engine Test Engineering Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20100217 |
|
CX01 | Expiry of patent term |