tailieunhanh - GeoSource Heat Pump Handbook

What is a heat pump? A heat pump is a mechanical device used for heating and cooling which operates on the principle that heat can be pumped from a cooler temperature to a warmer temperature (cold to hot). Heat pumps can draw heat from a number of sources, eg, air, water, or earth, and are most often either air-source or water-source. Although heat pumps have been around for more than a 100 years, the technology has dramatically increased. Not only do heat pumps still operate the common refrigerator, but today, heat pump technology allows us to heat and cool residential. | GeoSource Heat Pump Handbook ECONAR ENERGY SYSTEMS Corporate Offices 1135 West Main Anoka Mn. 55303 _ Appleton Mn. 56208 Bus. 612 422-4002 Fax. 612 422-1551 Sales 1-800-4-ECOnaR More ebooks http blog First Edition March 1991 Second Edition February 1993 This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the information herein these changes will be made in later editions. Econar Energy Systems Corporation may make improvements and or changes in the product s at any time. For copies of publications related to GeoSource Heat Pumps call l-800-4-Econar. More ebooks http blog Acknowledgements Many people over the years have contributed to the conception creation implementation growth and education of the ground source heat pump industry. This handbook is an attempt to compile the numerous references and life experiences existing to date. More ebooks http .