Pumps
A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action, typically converted from electrical energy into Hydraulic energy. Pumps can be classified into three major groups according to the method they use to move the fluid: direct lift, displacement, and gravity pumps.Pumps operate by some mechanism (typically reciprocating or rotary), and consume energy to perform mechanical work moving the fluid. Pumps operate via many energy sources, including manual operation, electricity, engines, or wind power, and come in many sizes, from microscopic for use in medical applications, to large industrial pumps. Mechanical pumps serve …
WikipediaPublications
DDN: Dundurn Press · 10 September 2024 English
“Chaiton's fearless and moving memoir is a precious gift to anyone who yearns for a better understanding of intergenerational trauma and the path to true liberation.” — JEANNE BEKER, author, …
to pop them. Using sheer lung power — we had no pumps — did the trick, with the welcome bonus of a head- …
FRHD: Freehand Books · 1 September 2024 English
A memoir about abandoning an exhausting commuter lifestyle to move to a cabin in the woods, embracing imperfection while cultivating a life of care for self and nature. Alice Irene …
researching how close children can sleep to gas station pumps without adverse health effects. Despite its obvious …
DDN: Dundurn Press · 27 August 2024 English
“A brave and lyrical exploration of motherhood and mental health . . . as terrifying as it is riveting.” — Susannah Cahalan, NYT bestselling author of Brain on FireA powerful …
other, still holding hands. Tubes, oxygen masks, pumps, and tons of other medical supplies I couldn’t name …
UAP: University of Alberta Press · 22 August 2024 English
Of Canoes and Crocodiles is a story of adventure in the remote and threatened landscapes of Papua New Guinea. In 2018, Tony Robinson-Smith and his wife Nadya Ladouceur bought dugout …
the steering wheel firmly with both hands and pumps the accelerator. He waits a moment longer for John … you. He seems jubilant and seizes our hands and pumps them, chuckling. As we load, a boy races over with …
Fraser Institute · 9 August 2024 English
Currently, British Columbiaâs carbon tax plan has serious design flaws that unnecessarily harm the economy. This essay makes the case for reforming BCâs existing carbon tax to mitigate its negative …
consumers; subsidies for the installation of heat pumps, and an absolute cap on GHG emissions for natural …
UCP: University of Calgary Press · 15 July 2024 English
Invisible Lives chronicles cycles of dysfunction and domestic violence. Using experimental hybrid poetry, Cristalle Smith breaks generational silence in lyric resonance, reflecting on a childhood rife with upheaval and poverty, …
portals bedrock to cypress knees, Alberta 16. oil pumps listing waves, lurching golden 17. wheat, pelican …
DDN: Dundurn Press · 25 June 2024 English
A gripping noir mystery introducing artless young detective Patrick Bird, set in Toronto’s Parkdale during the tumultuous ’60s.“I didn’t kill her. I had the thought, the idea. What’s the saying? …
smoothed the front, slid her feet into plain black pumps, scooped her panties and bra off the floor, dropped …
IISD: International Institute for Sustainable Development · 25 June 2024 English
This study evaluates the feasibility of switching from liquefied petroleum gas (LPG) stoves to induction stoves in urban Indonesian households, focusing on cooking practices, energy demand, and cost. Using the …
more household appliances (e.g., irons or water pumps); and • scheduling the cooking time to accommodate …
DDN: Dundurn Press · 11 June 2024 English
An anarchist online group sets out to assassinate the corporate elites they believe have turned culture into a digital nightmare.“A blistering look at what our online and offline lives have …
ivory pearls. The tight black wool skirt and black pumps. Black eyes. White face, smooth. It’s like she’s …
Fraser Institute · 28 May 2024 English
Summary This essay evaluates past carbon emission reduction and the feasibility of eliminating fossil fuels to achieve net-zero carbon by 2050. Despite international agreements, government spending and regulations, and technological …
lion tractors and more than 100 million irrigation pumps) to electric drive or to non-fossil fuels; to find … institutional, and commercial places with heat pumps or other sources of heat; and to find new ways … modern gas furnaces (Lennox, 2024). Of course, heat pumps could provide significant efficiency gains but their … power, and the now mandatory installation of heat pumps needs another 80,000 technicians (KOFA, 2022; Smarter …