DIY sock horse
Many of us in childhood had such a funny toy as a wooden horse, which was the head of a horse worn on a handle. Throwing his legs over him, you could play cowboys for hours ...
The ventilation system in the basement of a private house
How to build the most productive ventilation in your cellar or basement and keep the crop until next year? In general, there is nothing complicated. You just need to calculate everything exactly and ...
Centrifugal Pump Inlet Pressure
density (“severity” of the liquid) saturated vapor pressure (boiling point) temperature viscosity (“density” of the liquid) 2. Volume to be supplied (flow rate) 3. Suction height: difference ...
Maintenance of fuel equipment
The first stage of the repair of the fuel pump, the adjustment of the fuel pump YaMZ 238, must be performed on special equipment. It is important to identify the possible causes of failure, determine the degree of wear ...
Double mechanical seal
In modern petrochemical, oil refining and other industries, in technological and production processes, liquids and gases are often used, the leak of which, as a result ...
Basement ventilation device of a private house: do-it-yourself cellar hood
How to build the most productive ventilation in your cellar or basement and keep the crop until next year? In general, there is nothing complicated. You just need to calculate everything exactly and ...
Cleaning and disinfection of water in a well in a country house or plot
We have in the Krasnodar Territory, in many areas the situation with water is not the best. Our summers are hot, and the Kuban Territory, as you know, is agricultural, so water is very actively spent on watering ...
DIY sock horse
Children's toy horse on a stick, made by hand from a sock and other improvised material - this is a sea of \u200b\u200bbright emotions for children. It is unlikely that there will be a child who does not care about this toy ....
Smoke exhaust system and installation
05.24.2013 Smoke exhaust systems interact with automatic fire extinguishing systems, a fire alarm system and form a single building protection system. Static systems ...
The principle of operation of the heat pump
A drain pump will help you quickly pump water from a pool, pond or flooded basement. Such an installation is immersed in water and pumps it out, diverting it through a special hose to either the tank or ...
The device and principle of operation of centrifugal pumps
BASIC EQUATION OF A CENTRIFUGAL PUMP The fluid in the impeller of a centrifugal pump makes a complex motion. W is the speed of relative motion along the blade due to centrifugal ...
Methods of waterproofing wells
During the construction of the well, it must be strengthened and protected with durable waterproof materials. Reinforced concrete rings are usually used. They are durable, reliable and hygienic, since they are not ...