ES2529460T3 - Máquina de fabricación de papel - Google Patents
Máquina de fabricación de papel Download PDFInfo
- Publication number
- ES2529460T3 ES2529460T3 ES08762931.7T ES08762931T ES2529460T3 ES 2529460 T3 ES2529460 T3 ES 2529460T3 ES 08762931 T ES08762931 T ES 08762931T ES 2529460 T3 ES2529460 T3 ES 2529460T3
- Authority
- ES
- Spain
- Prior art keywords
- layer
- machine
- reading means
- making machine
- paper making
- 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.)
- Active
Links
- 229920002678 cellulose Polymers 0.000 abstract 3
- 239000001913 cellulose Substances 0.000 abstract 3
- 239000004744 fabric Substances 0.000 abstract 2
- 235000015927 pasta Nutrition 0.000 abstract 1
- 230000032258 transport Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
- G01B15/02—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
- D21F7/06—Indicating or regulating the thickness of the layer; Signal devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Paper (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Controlling Sheets Or Webs (AREA)
Abstract
Una máquina de fabricación de papel (21) que comprende: una tela formadora (24) que gira en un bucle a lo largo de un trayecto (P) y es adecuada para transportar una capa de pasta de celulosa (20); comprendiendo la máquina, por lo menos, un dispositivo (1) para medir el grosor de la capa de pasta de celulosa (20), que comprende medios de lectura (2) que incluyen un sensor de microondas (6), y medios de control (3) conectados a los medios de lectura (2); la máquina estando caracterizada por una serie de palas (28), cada una de las cuales se extiende a lo largo de un eje (A) y está dotada de un borde afilado (30) adecuado para extraer una capa acuosa de la capa de pasta de celulosa (20), que drena desde la tela formadora (24), y por lo menos una pala (28) transporta los medios de lectura (2) del dispositivo (1).
Description
Claims (1)
-
imagen1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT001250A ITMI20071250A1 (it) | 2007-06-21 | 2007-06-21 | Dispositivo per misurare lo spessore di uno strato di materiale |
| ITMI20071250 | 2007-06-21 | ||
| PCT/IB2008/001615 WO2008155645A2 (en) | 2007-06-21 | 2008-06-20 | Device for measuring the thickness of a layer of material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2529460T3 true ES2529460T3 (es) | 2015-02-20 |
Family
ID=40010885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES08762931.7T Active ES2529460T3 (es) | 2007-06-21 | 2008-06-20 | Máquina de fabricación de papel |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8368407B2 (es) |
| EP (1) | EP2162731B1 (es) |
| CN (2) | CN101779118A (es) |
| CA (1) | CA2691525C (es) |
| ES (1) | ES2529460T3 (es) |
| IT (1) | ITMI20071250A1 (es) |
| WO (1) | WO2008155645A2 (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9404896B2 (en) | 2012-11-19 | 2016-08-02 | General Electric Company | Two-dimensional TR probe array |
| AT518417B1 (de) | 2016-04-25 | 2017-10-15 | Klaus Ing Bartelmuss | Verfahren und Vorrichtung zur Messung der Feuchtigkeit des auf einem Siebband befindlichen Pulpematerials |
| CN108444417B (zh) * | 2018-03-20 | 2019-09-13 | 中国电子科技集团公司第三十八研究所 | 一种多层平纹织物厚度减小量的获取方法 |
| CN115901809B (zh) * | 2022-11-16 | 2025-06-24 | 江南大学 | 一种基于微波传感器阵列的物体检测方法以及系统 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2871770A (en) * | 1956-04-17 | 1959-02-03 | Jesse A Jackson | Paper making machine |
| US3522527A (en) * | 1967-09-13 | 1970-08-04 | British Iron Steel Research | Method and apparatus for measuring material thickness |
| CN85103833A (zh) * | 1985-05-11 | 1986-11-05 | 美商贝洛特公司 | 上网成形装置 |
| DE19634997C2 (de) * | 1996-08-30 | 1999-08-05 | Voith Sulzer Papiermasch Gmbh | Regeleinrichtung mit einer Sensoren-Mehrzahl |
| US5871397A (en) * | 1997-08-26 | 1999-02-16 | New Holland North America, Inc. | Grain monitor |
| FI105052B (fi) * | 1998-07-08 | 2000-05-31 | Valmet Corp | Menetelmä paperin valmistamiseksi, sovitelma menetelmän toteuttamiseksi ja menetelmän avulla valmistettu paperituote |
| WO2000009994A1 (en) * | 1998-08-14 | 2000-02-24 | Weavexx Corporation | Method and apparatus for detecting moisture in a moving paper web |
| DE50301081D1 (de) * | 2003-01-10 | 2005-10-06 | Ams Advanced Microwave Systems | Mikrowellen-Streufeldsensor |
| US7151380B2 (en) * | 2004-08-06 | 2006-12-19 | Voith Paper Patent Gmbh | Microwave water weight sensor and process |
| US7339382B1 (en) * | 2004-11-11 | 2008-03-04 | Systems & Materials Research Corporation | Apparatuses and methods for nondestructive microwave measurement of dry and wet film thickness |
| JP2006349425A (ja) * | 2005-06-14 | 2006-12-28 | Oji Paper Co Ltd | 坪量測定方法及び装置 |
-
2007
- 2007-06-21 IT IT001250A patent/ITMI20071250A1/it unknown
-
2008
- 2008-06-20 CN CN200880102254A patent/CN101779118A/zh active Pending
- 2008-06-20 US US12/665,891 patent/US8368407B2/en active Active
- 2008-06-20 WO PCT/IB2008/001615 patent/WO2008155645A2/en not_active Ceased
- 2008-06-20 EP EP08762931.7A patent/EP2162731B1/en active Active
- 2008-06-20 ES ES08762931.7T patent/ES2529460T3/es active Active
- 2008-06-20 CA CA2691525A patent/CA2691525C/en active Active
- 2008-06-20 CN CN201110289253.1A patent/CN102433790B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101779118A (zh) | 2010-07-14 |
| WO2008155645A3 (en) | 2009-02-19 |
| ITMI20071250A1 (it) | 2008-12-22 |
| EP2162731A2 (en) | 2010-03-17 |
| US8368407B2 (en) | 2013-02-05 |
| CA2691525A1 (en) | 2008-12-24 |
| US20100207642A1 (en) | 2010-08-19 |
| CN102433790A (zh) | 2012-05-02 |
| EP2162731B1 (en) | 2014-11-19 |
| WO2008155645A2 (en) | 2008-12-24 |
| CN102433790B (zh) | 2015-11-25 |
| CA2691525C (en) | 2016-01-26 |
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