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1983 Flow Emergency at Glen Canyon Dam-The Fastest Boat through the Grand Canyon

机译:1983 Glen Canyon Dam的流动紧急情况 - 穿过大峡谷的最快船

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Colorado River runoff at Glen Canyon Dam in northeast Arizona was 180% of normal in the late spring of 1983. The peak inflow to Lake Powell of 111,500 ft~3/s (3,158 m~3/s) occurred on June 29th and required operation of both spillways in addition to the powerhouse and outlet works for two months with a maximum release of 92,600 ft~3/s (2,623 mVs) to the Colorado River below Glen Canyon Dam. A large aeration slot was designed, laboratory tested, and installed in the tunnel spillways before the 1984 runoff season. At the time of the high releases, three fearless river guides illegally launched a small dory at Lee's Ferry for an unforgettable adventure to set a new time record for the 277-mile (446 km) journey through the Grand Canyon. The story of the illegal river runners was juxtaposed in time with the Glen Canyon Dam engineers' race to avoid a spillway catastrophe during the 1983 spring runoff. The dam engineers and operators had different opinions of the dam than that of the river guides-they felt the dam was a living monolith, pulsating with energy and dynamism and the river runners felt the dam was an offense against nature. The 1983 flow emergency at Glen Canyon is a story of success by both groups, but only after overcoming huge challenges. The story will be summarized in this paper.
机译:亚利桑那州格伦峡谷大坝的科罗拉多河径流是1983年春末的180%。鲍威尔湖的峰值流入于6月29日及所需操作溢洪道除了省电和出口外,还有两个月的工作,最大释放为Glen Canyon Dam下面的科罗拉多河的92,600英尺〜3 / s(2,623 mV)。设计了一个大型曝气槽,实验室测试,并在1984年径流季节之前安装在隧道溢洪道。在高版本的时候,三个无所畏惧的河流导游在李渡轮渡轮上发起了一个小型的冒险,为277英里(446公里)穿越大峡谷的新时间记录。非法河流跑者的故事与Glen Canyon Dam工程师的竞争时间并置,以避免在1983年春季径流期间避免溢洪道灾难。大坝工程师和运营商对大坝的意见不同于河导轨 - 他们觉得大坝是一个活着的雄心单片,与能源和动力学,河流跑步者觉得大坝对自然是一种违法行为。 Glen Canyon的1983年流动紧急是两个团体成功的故事,但只有在克服巨大挑战后。故事将总结在本文中。

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