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P 1 P 1 3 3 9 FRNS Balloon To Stratosphere 9 FRNS Balloon To Stratosphere 1 1 LOCATION: Augsburg, Germany | INVENTOR: Auguste Piccard with Paul Kipfer LOCATION: Augsburg, Germany | INVENTOR: Auguste Piccard with Paul Kipfer PODS PODS 1931 1931 FNRS BALLOON TO STRATOSPHERE FNRS BALLOON TO STRATOSPHERE 1943 Auguste Piccard and assistant Paul Kipfer reached the stratosphere for the first time in human history in a hermetically sealed 1943 aluminum gondola suspended from the largest balloon ever constructed.1 The balloon was called FNRS, named after the Belgian incoming solar heat 1949 Fonds National de la Recherche Scientifique, which funded the experiment. At take-off, the balloon barely contained 50,000 cubic 1949 feet of gas, resulting in an elongated pear-shape, and was just sufficient to lift the aluminum capsule housing the two aeronauts, their equipment, and lead ballasts.2 Once at altitude, the balloon could expand to contain 500,000 cubic feet of hydrogen, making 1952 3 1952 compressed Piccard’s balloon the largest ever built at the time. In order to protect the aeronauts from the near vacuum of the stratosphere, the oxygen suspended gondola was sealed and pressurized to one atmosphere. 1959 1959 To sustain human life in the stratosphere, the sealed gondola had internalized systems for pressurization, temperature control 1960 and air composition. The first two did not pose major challenges, however, Piccard’s first flight did not have sufficient temperature 1960 control and reached uncomfortably cold temperatures.4 Later models were painted a combination of black on the bottom half and 5 1960 white on the top and created a comfortable space, usually of 65’F. The problem of pressurization was addressed through the sealing 1960 of the cabin, and pressure would have remained steady if it were not for a leak that occurred during the ascent. An instrument became dislodged and a whistling of air occurred through an installation hole. Piccard quickly patched the leak and pressure was 2% CO2 max limit 1960 6 1960 regained by pouring liquid oxygen on the floor. Maintaining an air composition suitable for human respiration proved to be the biggest te m 68 F i p n heat loss y challenge. e t t r e i at r l u ior a 1963 1963 re u q ir Air conditioning was less a problem of producing oxygen, but of reducing carbon dioxide. In normal air, carbon dioxide occupies a 19631963 0.03 per cent of the mixture. At eight per cent, humans cannot breathe. Two percent causes no adverse effect, and was thus 19631963 -78 F 7 considered to be the maximum proportion of carbon dioxide allowed in the gondola . Eliminating carbon dioxide was also difficult in human alkali carbon metals respiration dioxide a pressurized system, where air cannot simply be expelled. Instead, Piccard utilized the Draeger apparatus, a compact instrument AIR LEAK (CO2 sink) 1964 1964 1500 - 2000 c.c. formerly used in underwater diving technology. It is composed of compressed oxygen that is released through a blower into a tube per minute filled with granulated potassium hydroxide. The potassium hydroxide has the ability to remove carbon dioxide from the air mix, 1966 maintaining a percentage at or below two percent. 1966 x atm @ 1 atm 1966 Auguste Piccard was the first of a dynasty of balloonists, aeronauts, and hydronauts, including his brother Jean Felix and 1966 i n 51,200 ft. te his wife Jeannette; Jacques and Bertrand, his son and grandson respectively; and his nephew Don. After several experiments with rior 1972 balloons, Auguste Piccard’s interests shifted to undersea exploration. The innovations of the sealed cockpit lead to the design of the 1972 8 a bathyscaphe in 1937. ir p ressure 1972 1972 1972 1972 1972 1972 1972 1972 1972 1972 1972 1972 1974 1974 1974 1974 “The cabin of the FNRS, with Auguste Landing of first flight to stratosphere on “Charles Kipfer (left) and Auguste Piccard seen through the port- 1975 1975 Piccard at the manhole,” from “Earth, a glacier at Ober Gurgl, Austria,” from hole of the 220-pound aluminum gondola,” from Modern Me- Sky and Sea” by Auguste Piccard, 1956 Suddeutsche Zeitung, “Harte, aber chanics. “10-mile Ascent Paves Way for Stratosphere Planes.” 1975 1975 glukluche Landung”, May 24, 2011 Modern Mechanics, August 1931 View of Piccard metal gondola 1976 1976 RESOURCES: 1 Popular Science. “Ten Miles High in an AIR-TIGHT BALL.” Popular Science, August 1931. 1981 1981 2 Modern Mechanics. “10-mile Ascent Paves Way for Stratosphere Planes.” Modern Mechanics, August 1931. 1982 1982 3 Modern Mechanics. “10-mile Ascent Paves Way for Stratosphere Planes.” Modern Mechanics, August 1931. 4 Piccard, Jeannette. “Some Problems Connected with a Stratosphere Ascension.” Industrial & Engineering Chemistry 27, no. 2 (1935): 122-128. 1991 1991 5 Piccard, Jeannette. “Some Problems Connected with a Stratosphere Ascension.” Industrial & Engineering Chemistry 27, no. 2 (1935): 122-128. 1994 1994 6 Ryan, Craig. The Pre-Astronauts: Manned Ballooning on the Threshold of Space. Annapolis, Md: Naval Institute Press, 1995 2000 2000 7 Piccard, Jeannette. “Some Problems Connected with a Stratosphere Ascension.” Industrial & Engineering Chemistry 27, no. 2 (1935): 122-128. Paul Kipfer and August Piccard with their ‘stratospheric’ Important facts of the Piccard-Kipfer balloon, from Modern Mechanics, August helmets 1931 8 Ryan, Craig. The Pre-Astronauts: Manned Ballooning on the Threshold of Space. Annapolis, Md: Naval Institute Press, 1995. 2007 2007 2010 2010 E 3 E 3 4 4 9 Aqualung 9 Aqualung 1 1 LOCATION: France | INVENTOR: Jacques Cousteau and Emile Gagnan LOCATION: France | INVENTOR: Jacques Cousteau and Emile Gagnan EQUIPMENT EQUIPMENT 1931 1931 AQUALUNG AQUALUNG 1943 1943 Throughout his career as undersea explorer, researcher, and photographer, Jacques Cousteau sought to further engage man with the ocean world. Along with French engineer Emile 1949 Gagnan, he invented the first aqualung in 1943. At the time of the invention, other devices existed 1949 to enable underwater breathing. However, the significance of the aqualung was its ability for the 1952 diver to stay submerged for much longer periods of time. 1952 In 1943, compressed-air devices already existed in diving technology, notably that of 1959 1959 Captain Yves Le Prieur, who developed an open-circuit compressed-air device in 1925. However, the air supply from the compressed cylinders was not able to be limited and therefore sustained 1960 underwater breathing for only a few minutes.1 During WWII, Gagnan had adapted a demand 1960 regulator that would feed cooking gas to a car’s carburetor in the exact amount the engine 1960 needed. Gagnan’s regulator was then adapted to diving, and the Cousteau-Gagnan aqualung 1960 was patented in 1943. The inclusion of the demand regulator in the aqualung allowed for the flow 1960 of air from the cylinders to be limited, and dive times to be extended to about an hour, depending 1960 on depth. 1963 1963 The aqualung is an open circuit breathing apparatus; a simple system of gas exchange that An early attempt at the aqualung concept releases exhaled oxygen into the water.2 Weighing about 50lbs, the original aqualung consists of 19631963 three cylinders carried on the back of the diver.3 The air in the cylinders, compressed to 150psi at 19631963 sea level, passes through a demand regulator, which lowers the pressure of the compressed air 1964 to that of the surrounding water. The regulator joins to a mouthpiece via two flexible tubes. As the 1964 diver exhales, foul air escapes freely into the water through a one-way exhaust valve. The aqualung 1966 allowed for agile maneuvering underwater and complete inversion, along with deeper descents 1966 and longer dive times, ultimately allowing for greater exploration of the ocean environment. Patent for a divers unit, 1949 1966 1966 The aqualung technology was not an isolated invention. Tailliez, a diving partner of Cousteau, once exclaimed, “each yard of depth we claimed in the sea would open to mankind 1972 300,000km of living space”.4 This begins to explain Cousteau’s position that the aqualung is 1972 one step towards humans’ ability to live underwater. Beyond the aqualung, Cousteau envisioned 1972 a futuristic amphibious man who could operate underwater indefinitely without breathing.5 The 1972 amphibious men would have their lungs filled with a super-oxygenated liquid instead of air. The The demand valve for the aqualung 1972 liquid would be circulated outside the body and through an external re-oxygenating unit attached 1972 to the human, allowing divers to reach estimated depths of 9,000 feet without heavy diving gear. “Someday you may have 50 feet of water over New York City if the icecaps melt,” Cousteau once 1972 1972 said.6 The aqualung is a step towards man’s ability to live sustainably under the ocean surface. 1972 1972 1972 1972 1972 1972 1974 1974 1974 1974 1975 1975 Patent for a divers unit, 1949 1975 1975 1976 1976 RESOURCES: 1 Colby, Carroll B. Underwater World: Exploration Under the Surface of the Sea (New York: Coward-McCann, 1966) 6-43. 1981 1981 2 Cousteau, Jacques. The Ocean World (New York: H.N. Abrams, 1979) 256-267. 1982 1982 3 Cousteau, Jacques. The Ocean World (New York: H.N. Abrams, 1979) 256-267. 4 Hussein, Farooq. Living Underwater (New York: Praeger Publishing Ltd., 1970) 8-35. 1991 1991 5 “Cousteau Envisions ‘Amphibious Man’,” Los Angeles Times (1923-Current), December 14, 1969. 1994 1994 6 “Cousteau Envisions ‘Amphibious Man’,” Los Angeles Times (1923-Current), December 14, 1969. 2000 2000 Patent for a demand regulator for breathing apparatus, 1963 Patent for a mouthpiece for breathing apparatus, 1964 2007 2007 2010 2010 3 3 6 6 9 Thermoheliodon 9 Thermoheliodon 1 1 LOCATION: Princeton Architectural Laboratory | INVENTOR: Victor and Aladar Olgyay LOCATION: Princeton Architectural Laboratory | INVENTOR: Victor and Aladar Olgyay DOMESTIC LIVING DOMESTIC LIVING 1931 1931 THERMOHELIODON THERMOHELIODON 1943 1943 Post World War II, before mechanical heating, ventilation and air conditioning systems became widely available and affordable, there was a particular interest in developing a new method to design architecture that responds to its climatic context.