CA1112088A - Broad-band pulsation attenuator - Google Patents
Broad-band pulsation attenuatorInfo
- Publication number
- CA1112088A CA1112088A CA346,291A CA346291A CA1112088A CA 1112088 A CA1112088 A CA 1112088A CA 346291 A CA346291 A CA 346291A CA 1112088 A CA1112088 A CA 1112088A
- Authority
- CA
- Canada
- Prior art keywords
- runs
- liquid
- conduit
- gas
- housing
- Prior art date
- 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
Links
- 230000010349 pulsation Effects 0.000 title claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000000725 suspension Substances 0.000 claims abstract description 10
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 230000004044 response Effects 0.000 claims abstract description 3
- 239000006260 foam Substances 0.000 claims description 6
- 239000006194 liquid suspension Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000013022 venting Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 239000002984 plastic foam Substances 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000000740 bleeding effect Effects 0.000 abstract 1
- 235000015073 liquid stocks Nutrition 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 238000013459 approach Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/06—Regulating pulp flow
- D21F1/065—Shock-absorbing devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Pipe Accessories (AREA)
- Fluid-Damping Devices (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Pens And Brushes (AREA)
- Degasification And Air Bubble Elimination (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/021,082 US4262700A (en) | 1979-03-16 | 1979-03-16 | Broad-band pulsation attenuator |
| US21,082 | 1979-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1112088A true CA1112088A (en) | 1981-11-10 |
Family
ID=21802245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA346,291A Expired CA1112088A (en) | 1979-03-16 | 1980-02-22 | Broad-band pulsation attenuator |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4262700A (enExample) |
| JP (1) | JPS5945792B2 (enExample) |
| KR (1) | KR840000219B1 (enExample) |
| AR (1) | AR220450A1 (enExample) |
| BR (1) | BR8001530A (enExample) |
| CA (1) | CA1112088A (enExample) |
| DE (1) | DE3010158C2 (enExample) |
| ES (1) | ES489357A0 (enExample) |
| FI (1) | FI800551A7 (enExample) |
| FR (1) | FR2451417A1 (enExample) |
| GB (1) | GB2046841B (enExample) |
| IN (1) | IN151613B (enExample) |
| IT (1) | IT1151057B (enExample) |
| MX (1) | MX148898A (enExample) |
| PH (1) | PH17283A (enExample) |
| SE (1) | SE448775B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4308095A (en) * | 1980-07-18 | 1981-12-29 | Beloit Corporation | Extended low frequency range pulsation attenuator |
| DE3134783A1 (de) * | 1981-09-02 | 1983-03-17 | Naučno-proizvodstvennoe ob"edinenie bumagodelatel'nogo mašinostroenija, Leningrad | Papiermaschinen-stoffauflauf |
| IT1190988B (it) * | 1982-09-07 | 1988-02-24 | Mondadori Editore Spa | Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta |
| US4637434A (en) * | 1985-06-07 | 1987-01-20 | Beloit Corporation | Three-way valve for an attenuator |
| US4750523A (en) * | 1987-10-30 | 1988-06-14 | Beloit Corporation | Active attenuator and method |
| DE4441217C2 (de) * | 1993-12-17 | 1998-09-10 | Voith Sulzer Papiermasch Gmbh | Verfahren zur Dämpfung von Druckstößen sowie Vorrichtung zur Durchführung des Verfahrens |
| US6210534B1 (en) * | 1999-05-12 | 2001-04-03 | Voith Sulzer Paper Technology North America, Inc. | Trim squirt for a paper-making machine |
| US20070107981A1 (en) * | 2005-10-07 | 2007-05-17 | Sicotte Jason M | Exhaust silencer |
| CN101589296B (zh) | 2006-02-01 | 2015-04-22 | 美商艾斯登强生股份有限公司 | 造纸机送浆系统及浆料的定量黏度规划方法 |
| JP5569573B2 (ja) * | 2012-03-05 | 2014-08-13 | 株式会社デンソー | 高圧ポンプ |
| EP3501571B1 (en) * | 2017-12-22 | 2024-04-10 | Baxter International Inc. | Infusion set for measuring vital signals of a patient comprising a compliance element and a reflective element |
| CN118946696A (zh) * | 2022-04-12 | 2024-11-12 | 福伊特专利有限公司 | 用于制造纤维材料幅的机器的流浆箱的阻尼设备和膜片 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US596062A (en) * | 1897-12-28 | Device for preventing bursting of freezing pipes | ||
| US2766840A (en) * | 1951-04-21 | 1956-10-16 | Webster Electric Co Inc | Vibration absorber |
| GB730582A (en) * | 1952-05-08 | 1955-05-25 | British Petroleum Co | Improvements relating to piping systems for loading or unloading oil tankers |
| US2852033A (en) * | 1956-06-19 | 1958-09-16 | Chamberlain Corp | Anti-surge assembly |
| US3063470A (en) * | 1959-02-25 | 1962-11-13 | Westinghouse Air Brake Co | Pulsation dampener device |
| FR1230571A (fr) * | 1959-04-01 | 1960-09-16 | Accumulateur hydro-pneumatique anti-bélier | |
| US3103234A (en) * | 1961-02-08 | 1963-09-10 | Beloit Iron Works | Fluid flow surge dampening system |
| US3130751A (en) * | 1962-05-16 | 1964-04-28 | Time Inc | Apparatus for damping pulses in a fluid |
| FR1441318A (fr) * | 1965-07-28 | 1966-06-03 | Airtherm Consulting Ag | Procédé et dispositif pour l'amortissement du bruit dans un courant de fluide gazeux |
| US3473565A (en) * | 1966-05-25 | 1969-10-21 | Josam Mfg Co | Shock absorber for liquid flow lines |
| US4030971A (en) * | 1974-12-13 | 1977-06-21 | Beloit Corporation | System compensating for pressure fluctuations in a paper machine headbox |
| GB1562296A (en) * | 1975-10-29 | 1980-03-12 | Beloit Corp | Paper-making machine stock supply system |
-
1979
- 1979-03-16 US US06/021,082 patent/US4262700A/en not_active Expired - Lifetime
-
1980
- 1980-02-22 GB GB8006036A patent/GB2046841B/en not_active Expired
- 1980-02-22 CA CA346,291A patent/CA1112088A/en not_active Expired
- 1980-02-25 FI FI800551A patent/FI800551A7/fi not_active Application Discontinuation
- 1980-03-04 JP JP55026223A patent/JPS5945792B2/ja not_active Expired
- 1980-03-08 ES ES489357A patent/ES489357A0/es active Granted
- 1980-03-12 IT IT20518/80A patent/IT1151057B/it active
- 1980-03-12 PH PH23758A patent/PH17283A/en unknown
- 1980-03-13 FR FR8005605A patent/FR2451417A1/fr active Granted
- 1980-03-13 MX MX181534A patent/MX148898A/es unknown
- 1980-03-14 SE SE8002014A patent/SE448775B/sv not_active IP Right Cessation
- 1980-03-14 KR KR1019800001069A patent/KR840000219B1/ko not_active Expired
- 1980-03-14 AR AR280320A patent/AR220450A1/es active
- 1980-03-14 BR BR8001530A patent/BR8001530A/pt not_active IP Right Cessation
- 1980-03-15 IN IN295/CAL/80A patent/IN151613B/en unknown
- 1980-03-17 DE DE3010158A patent/DE3010158C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IN151613B (enExample) | 1983-06-11 |
| DE3010158A1 (de) | 1980-09-25 |
| ES8100515A1 (es) | 1980-11-01 |
| SE8002014L (sv) | 1980-09-17 |
| JPS55128096A (en) | 1980-10-03 |
| FI800551A7 (fi) | 1981-01-01 |
| KR830002109A (ko) | 1983-05-21 |
| KR840000219B1 (ko) | 1984-02-29 |
| MX148898A (es) | 1983-06-29 |
| AR220450A1 (es) | 1980-10-31 |
| FR2451417A1 (fr) | 1980-10-10 |
| DE3010158C2 (de) | 1983-12-22 |
| GB2046841B (en) | 1983-06-15 |
| BR8001530A (pt) | 1980-11-11 |
| FR2451417B1 (enExample) | 1984-12-07 |
| IT1151057B (it) | 1986-12-17 |
| IT8020518A1 (it) | 1981-09-12 |
| US4262700A (en) | 1981-04-21 |
| PH17283A (en) | 1984-07-06 |
| ES489357A0 (es) | 1980-11-01 |
| JPS5945792B2 (ja) | 1984-11-08 |
| IT8020518A0 (it) | 1980-03-12 |
| GB2046841A (en) | 1980-11-19 |
| SE448775B (sv) | 1987-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1112088A (en) | Broad-band pulsation attenuator | |
| US5728979A (en) | Air handling structure for fan inlet and outlet | |
| US4150696A (en) | Arrangement for suppressing vibrations caused by the flow of a flowable medium | |
| CN108458467B (zh) | 分离器以及包括该分离器的消声器 | |
| DE10322168B4 (de) | Lufteinlassvorrichtung | |
| US5587563A (en) | Air handling structure for pan inlet and outlet | |
| WO2000036239A1 (de) | Schallisolierung zum isolieren von schallerzeugenden geräten oder anlageteilen, insbesondere von vibrationszuführgeräten bzw. rüttlern | |
| US5192624A (en) | Sound absorbing materials | |
| US4030971A (en) | System compensating for pressure fluctuations in a paper machine headbox | |
| US20170241664A1 (en) | Duct Mounted Sound Attenuating Baffle with an Internally Suspended Mass Layer | |
| US4612089A (en) | Surge suppression device | |
| US4116259A (en) | Damping structure in a pipe system delivering pulp suspension to a headbox | |
| GB2252077A (en) | Noise attenuation panel | |
| US20210048238A1 (en) | Housing for electric apparatus, refrigeration cycle apparatus, and electric apparatus | |
| DE3127932C2 (de) | Einrichtung zur Dämpfung von Druckschwankungen in einer, einer Papiermaschine zugeführten Stoffsuspension | |
| RU186830U1 (ru) | Нетканый звукопоглощающий композитный многослойный материал | |
| JP3391664B2 (ja) | 給水配管又は給湯配管の防音構造 | |
| DE2911849B2 (de) | Akustisches Gerät | |
| US4488575A (en) | Volume flow regulator for ventilation systems | |
| CA1084750A (en) | Means for damping the pressure disturbances in the pulp suspension flow in a paper machine | |
| US4179332A (en) | Apparatus for damping pressure and consistency perturbations in a pulp suspension flow | |
| CN110320001B (zh) | 一种开口射流风洞收集器 | |
| CA1053047A (en) | Paper machine headbox system | |
| US3911958A (en) | Low noise level air flow control unit | |
| Kim et al. | Noise improvement of air conditioning accumulator using acoustic metamaterials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |