| 摘要 |
PCT No. PCT/DK97/00084 Sec. 371 Date Jul. 31, 1998 Sec. 102(e) Date Jul. 31, 1998 PCT Filed Feb. 26, 1997 PCT Pub. No. WO97/32170 PCT Pub. Date Sep. 4, 1997A refrigeration system having a plurality of cooled surfaces, each of which has a thermostatically controlled refrigerant supply valve. The valves are pulse-width modulated, each having the same period and being so controlled so they have staggered openings relative to one another thus providing a more uniform load on the system.
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