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Category: History 1

History of Heat Pumps: Swiss Contributions and International by Martin Zogg

By Martin Zogg

In comparison to traditional boilers heating by means of warmth pumps cuts down gasoline intake and CO2 emissions to approximately 50%. in comparison to electrical resistance heating, the power intake is even lowered as much as 80%. accordingly the remarkable marketplace penetration progress of warmth pumps will proceed. Swiss pioneers have been the 1st to gain functioning vapour recompression crops. the 1st ecu warmth pumps have been discovered in Switzerland. thus far it continues to be one of many warmth pump champions. Swiss pioneering paintings within the improvement of borehole warmth exchangers, sewage warmth restoration, oil loose piston compressors and rapid compressors is widely known. the most important warmth pump ever equipped comes from Switzerland. even if there's a particularly finished normal gasoline distribution grid, seventy five% of the recent single-family houses in-built Switzerland are cur- rently heated by way of warmth pumps. This paper provides a few of the highlights of this luck tale targeting Swiss advancements and bearing on them to the foreign milestones. in an effort to point out the path within which the long run improvement could visit, a few contemporary Swiss examine initiatives are offered to boot.

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The Great Dedicatory Inscription of Ramesses II: A by Anthony Spalinger

By Anthony Spalinger

This quantity covers, for the 1st time, the interplay of a big ancient occasion with the improvement of the Egyptian Solar-Osirian theology. Pharaoh Ramesses II visited the sacred quarter of Abydos quickly after his attractiveness of energy at Luxor in Thebes. With him have been many excessive officers, one among whom will be quickly appointed to be the excessive Priest of Amun at Thebes, Nebwenenef. in the course of his stopover at, the king under pressure his own courting along with his father, Seti I in addition to ordering the of completion of his temple. by means of studying convinced passages inside of Ramesses' reliable account, the "Dedicatory Inscription", with others of Seti, a extra nuanced appreciation of the becoming theological process of Osirus plus Re, the solar god, involves the fore. This importance of this can be heightened after we do not forget that the king's account was once exhibited within the portico of Seti I's temple.

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