ASHRAE JOURN 37-9 KV-1995 ASHRAE Journal《ASHRAE日报第37卷第9号 1995年9月》.pdf
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1、 I 0759b50 05L053 12T M IT SPEAKS VOLUMES about the quality of our products. Announcing IS0 9000 certification of all Controls Group manufacturing facilities worldwide. J “SON CONTR 8 LS 01994, JohnsanGntrok, Inc Ja321 (Circle No. 1 on Reader Service Card) E 0759650 0538054 066 m AIR SOLUTION COMPAN
2、Y Proudly Presents “THE NEW COTTON WOOD POLLEN FILTERING SYSTEM“ For Coolina Towers and Air Intake Svstem MAINTENANCE - Filters can be cleaned with Broom or Shop Vacuum I I Filters are Reusable Easy to Operate Stores Away Easily Easy Installation Filters can also Prevent Entrance of Bugs, Paper, Bir
3、ds, Cottonwood, Animals, Leaves Reduces Filter changes Comes in Many Sizes Easy Installation Reduces Maintenance AIR SOLUTION COMPANY 34525 Glendale Livonia, Michigan 48150 U.S.A. Phone (313) 458-1515 FAX # (313) 458-2305 U.S. Patent 5,370,722 Foreign Patent Pending 1 (Circle No. 4 on Reader Service
4、 Card) 4SHRAE Journal September 1995 0757650 05LB05b 939 W The difference could save vou as mucn as $800,000. 99% of annual operating hours are spent at off-design conditions A low full-load kW/ton number may sound impressive, but if youre only going to see that number for a few hours in August, how
5、 important can it be? cost for the entire cooling season, including the 99% of operating hours when your chiller isnt at design conditions. If you analyze that energy cost, youll find that YORK centrifugal chillers can save you as much as $800,000 over the life of your chiller, compared to other hig
6、h-efficiency chillers. Whats more important is your total chiller energy TheYORK Performance advantage YORK open-motor, single-stage chillers offer these savings because, in addition to impressive full-load performance, they take advantage of tower-water temperatures down to 55F to provide superior
7、efficiency at off-design conditions. Many hermetic-motor, multi- stage chillers experience oil loss and refrigerant hang-up at colder tower-water temperatures, so they require an artificial limit well above 55”F, which penalizes their efficiency. Over the life of your chiller, the energy cost differ
8、ence can be dramatic. area, call 1 -800-86 1 - 1 O0 1 for an eye-opening consultation with your local YORK sales representative. To find out what kind of savings are available in your Engineering Air Conditioning for the 2st Century iiiYORK INTERNATIONAL CORPORATION (Circle No. 5 on Reader Service C
9、ard) m 0759650 0538057 875 m It3 true. We dont make eueuy pump! MARSHALL ENGINEERED PRODUCTS CO. Formerly Dunham Division, Dunham-Bush, Inc. A Complete Centrifugal Line: in-Line Pumps Base-Mounted Pumps Closed Coupled Pumps Plus a Full Line of Hydronic Specialties 811 East Main Street Marshalltown.
10、Iowa 50158 515-752-4291 FAX 515-753-0496 (Clicle No. 6 on Reader Service Card) I 0757650 05LB058 70% D Content SEPTEMBER 1995, Vol, 37, No. 9 Page 12: New use for dehumidifiers Page 28: Olympic update Page 44: Solar technology guide Departments 7 10 20 23 27 28 58 71 72 74 76 80 Commentary Industry
11、News Washington Report International Forum Meetings and Shows Olympics 1996: HVAC and Chris Rousseau, P.E. Steam Traps Filled Niche By Dennis Kacsur Solar-Thermal Technology By Carl Bennett, P.E. How to Determine Water Concentration in System Refrigerants By Douglas G. Gehring Speciarl Section Test
12、and Measurement Instruments A roundup of available products ASHRAE Journal“ (SSN-0001-2491) PUBLISHED MONTHLY, Copyright 1995 by the American Society of Heating, Refrigerating and Air-Conditioning Engineers Inc., 1791 Tullie Circle N.E., Atlanta, GA 30329. Second class postage paid at Atlanta, Georg
13、ia, and additional mailing offices. CHANGEOFADDRESSmUSt bereceivedatsubscriptionoflice eight weeks before effective date. Send both old and new addresses for the change MISSION STATEMENT-ASHRAE Journal reviews current HVAC $69(includespstagefor Canadian and overseas orders). For subscription with ai
14、r mail delivery outsideUSA, $119. Membershipsubscriptions haveacommon June expiration. Nonmember subscriptions may vary. Payment (USfunds) required with all orders. POSTMASTER Send form 3579 to: ASHRAE Journal. 1791 TullieCircle N.E Atlanta, GA 30329. LETTERS/MANUSCRIPTS-Letters to the editor and ma
15、n- uscnptsfor publicationshould besentto: William R. Cokei; Editoi; ASHRA Journal, 1791 Tullie Circle N.E., Atlanta, GA 30329. MICROFILM-This publication is microfilmed by University Microfilms, Inc. (UMI). 300 Nokh Zeeb Road, Ann Arbor, MI 48106. For information on cost and issues available, you ma
16、y contact UM1 at 313-76t-4700. ASHRAE Journal September 1995 5 0759650 05118059 bYB = 6 The Microview can function as a remote operators terminal for large systems or as a complete operators terminal for smaller buildings. It even supports a modem. Find out more about this remarkable new controller
17、by calling us at (206) 869-8400 (USA) or fax us at (206) 869-8445. Well send you a free booklet on DDC questions and answers. Amiriru mmisiNc (Circle No. 7 on Reader Service Card) ASHRAE Journal September 1995 I 0759650 0538060 36T H ASHRAE“ JOURNAL 1791 Tullie Circle N.E. Atlanta, Georgia 30329-230
18、5 Electronic Bulletin Board 1-404-636-8400 FAX 404-321-5478 404-235-0228 “ Controlling the Environment Through Knowledge EXECUTIVE DIRECTORIPUBLISHER Frank M. Coda PUBLISHING DIRECTOR W. Stephen Comstock EDITORIAL EDITOR William R. Cokei e-mail bcokerashrae.org ASSISTANT EDITOR Shannon E. PowersJone
19、s e-mail spowersashrae org WASHINGTON BUREAU J.E.Cox, P.E.,Ph.D. Charles R. Miro washofcashrae.org PUBLISHING SERVICES PUBLISHING SERVICES MANAGER Scott A. Zeh GRAPHICS SusanBoughadou TYPOGRAPHY Kellie M. Frady Stefan R. Moore Nancy F. Thysdl CIRCULATION CIRCULATION MANAGER Phyllis Maurer ADVERTISIN
20、G ASSOCIATE PUBLISHER Edwin F. Farley ADVERTISING PRODUCTION MANAGER Irene F. Eggeling ASHRAE OFFICERS PRESIDENT Richard B. Hayter, P.E., Ph.D. PRESIDENT-ELECT James E. Hill, Ph.D. TREASURER Donald E. Holte, P.Eng. VICE PRESIDENTS Harley W. Goodman, Jr., P.E. George A. Jackins, P.E. Laurance S. Stap
21、les, Jr. James E. Wolf SECRETARY Frank M. Coda POLICY GROUP 1995-96 Chairman Journalllncighis Committee Charles H. Culp, 111, Ph.D. I Member of the Audit Bureau of Circulation. Audit 43 Commentary OnLine with ASHRAE Journal ick Hayter in his presidential address stated that one of his D initiatives
22、would be to enhance fast, cost-efective communica- tion between ASHRAE members, associate societies and others in the HVAC directorofengineering for arriera Damon Gowan (right, middle photo), chairman of the ASHRAE Foundation Board of Trustees, presents award to Tom Mikulina, vice president of marke
23、ting for Trane. Manning (right, right photo) presents award to Bi/ Mudge, vice president of global marketing/communications for McQuay ASHRAE Foundation Gets Industry Boost ATLANTA - Three companies have con- tributed a combined $650,000 to a newly created foundation that will help attract talented
24、young people to the HVAC weil replace it. No questions asked. So you get an accuracy of 1% for pressure ranges from O-0.l”wc to O-25”wc. Snap- track mounting that reduces installation costs. Easy-to-reach plumbing and electrical connec- tions. Great OEM pricing. And your order is shipped within 72 h
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