CA1330813C - Regulateur de debit de charbon pulverise - Google Patents

Regulateur de debit de charbon pulverise

Info

Publication number: CA1330813C
Authority: CA; Canada
Prior art keywords: flow; fluid; mixture; pulverized coal; feed pipe
Prior art date: 1988-05-24
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 - Fee Related

Application number

CA 614571

Other languages

English (en)

Inventor

Raymond Keeheum Kim

John B. Kitto

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Babcock and Wilcox Co

Original Assignee

Babcock and Wilcox Co

Priority date (The priority date 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 date listed.)

1988-05-24

Filing date

1989-09-29

Publication date

1994-07-19

1988-05-24 Priority claimed from US07/197,926 external-priority patent/US4932594A/en

1988-11-28 Priority claimed from US07/276,822 external-priority patent/US4903901A/en

1989-09-29 Application filed by Babcock and Wilcox Co filed Critical Babcock and Wilcox Co

1994-07-19 Application granted granted Critical

1994-07-19 Publication of CA1330813C publication Critical patent/CA1330813C/fr

2011-07-19 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000003245 coal Substances 0.000 title claims abstract description 65
239000012530 fluid Substances 0.000 claims abstract description 43
238000002347 injection Methods 0.000 claims abstract description 38
239000007924 injection Substances 0.000 claims abstract description 38
239000002245 particle Substances 0.000 claims abstract description 22
239000007787 solid Substances 0.000 claims abstract description 18
238000000034 method Methods 0.000 claims abstract description 11
239000000203 mixture Substances 0.000 claims description 22
238000010926 purge Methods 0.000 claims description 10
238000007599 discharging Methods 0.000 claims description 2
230000001276 controlling effect Effects 0.000 description 10
230000009467 reduction Effects 0.000 description 7
239000007788 liquid Substances 0.000 description 5
230000003628 erosive effect Effects 0.000 description 4
238000012986 modification Methods 0.000 description 4
230000004048 modification Effects 0.000 description 4
238000002485 combustion reaction Methods 0.000 description 3
230000008569 process Effects 0.000 description 3
238000013461 design Methods 0.000 description 2
230000007774 longterm Effects 0.000 description 2
238000012360 testing method Methods 0.000 description 2
238000013459 approach Methods 0.000 description 1
230000008859 change Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000005553 drilling Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000009434 installation Methods 0.000 description 1
238000009533 lab test Methods 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
238000010079 rubber tapping Methods 0.000 description 1
239000000243 solution Substances 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

CA 614571 1988-05-24 1989-09-29 Regulateur de debit de charbon pulverise Expired - Fee Related CA1330813C (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US07/197,926 US4932594A (en)	1987-10-06	1988-05-24	Pulverized coal flow control system
US07/197,926		1988-05-24
US07/276,822 US4903901A (en)	1987-10-06	1988-11-28	Pulverized coal flow controller
US07/276,822		1988-11-28

Publications (1)

Publication Number	Publication Date
CA1330813C true CA1330813C (fr)	1994-07-19

Family

ID=26893287

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 614571 Expired - Fee Related CA1330813C (fr)	1988-05-24	1989-09-29	Regulateur de debit de charbon pulverise

Country Status (1)

Country	Link
CA (1)	CA1330813C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109231857A (zh) *	2018-10-24	2019-01-18	中冶长天国际工程有限责任公司	一种石灰窑燃煤自适应调节方法及系统

1989
- 1989-09-29 CA CA 614571 patent/CA1330813C/fr not_active Expired - Fee Related

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109231857A (zh) *	2018-10-24	2019-01-18	中冶长天国际工程有限责任公司	一种石灰窑燃煤自适应调节方法及系统

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Legal Events

Date	Code	Title	Description
1999-07-19	MKLA	Lapsed