Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
Dari dalam buku
Hasil 1-3 dari 79
Halaman 10-30
... pump discharge . Centrifugal pumps are of two classifi- cations , volute and turbine . Volute Pump This pump consists of an impeller rotating inside a volute , or spiral , casing . Taking in water axially through the eye , the pump ...
... pump discharge . Centrifugal pumps are of two classifi- cations , volute and turbine . Volute Pump This pump consists of an impeller rotating inside a volute , or spiral , casing . Taking in water axially through the eye , the pump ...
Halaman 10-31
... pump equipped with a diffuser to make it self - priming . The cutaway section shows the workings of the diffuser , which enables the pump to develop a suction head of about 25 ft . Unless the pump is submerged , as in the case of some ...
... pump equipped with a diffuser to make it self - priming . The cutaway section shows the workings of the diffuser , which enables the pump to develop a suction head of about 25 ft . Unless the pump is submerged , as in the case of some ...
Halaman 10-38
... pump for combined farming irrigation and water supply for nearby rock excavation jobs in the Pauma Valley of southern California . The 8 - in - diameter four- stage pump is powered by a rated 100 - hp motor and delivery from the 240 ...
... pump for combined farming irrigation and water supply for nearby rock excavation jobs in the Pauma Valley of southern California . The 8 - in - diameter four- stage pump is powered by a rated 100 - hp motor and delivery from the 240 ...
Isi
ROCK WEATHERING | 3-4 |
LANDFORMS AND GEOMORPHOLOGY | 4-4 |
OPENCUT EXCAVATIONS | 5-3 |
Hak Cipta | |
26 bagian lainnya tidak diperlihatkan
Istilah dan frasa umum
alluvium average axles backhoe blasthole borrow pit brake horsepower bucket bucket loader bulldozer calculated California capacity clearing and grubbing cofferdam compaction compactor compressor conveyor cost of ownership crawler-tractor cubic yard cybm cybm/h cysm depth diameter diesel engine dipper Direct job unit dragline dredge dumping efficiency electric embankment equation estimated explosives factor fill freeway friction ft/min ft/s gal/min grade granite haul road haulage head loss heavyweight hoist hole horsepower hourly production igneous igneous rock illustrates job unit cost lb/in² length limestone loading machine machinery material maximum medium metamorphic rocks mi/h off-the-road open-pit mining ownership and operation percent pipe pump quarry r/min rock excavation rock formation rock haulers rock-earth rolling resistance scraper sedimentary rock shovel shown in Figure slope soft specifications Table tare weight tire tons tow-type tractor tractor-bulldozer tractor-rippers truck valve velocity water wagon weight wellpoint wheels-tires width Work-cost indicator yd³