STEP Trutnov ... výroba a dodávky tepelných a energetických zařízení STEP Trutnov

Of interest

UTILIZATION OF THE UNIVERSAL BOILER FOR COMBUSTION OF WHOLE BALES OF HAY

Recently, the attractiveness of energy crops for burning has increased namely in the field of agriculture. This mainly involves burning hay harvested from permanent grass stands, especially meadows and pastures.

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Universal boiler for burning (not only) whole bales of straw

Biomass-fired boilers with outputs ranging from 100 to 1,000 kW are now mostly designed for either burning straw or waste wood.

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Biomass boiler room

The construction of the biomass-fired boiler plant with a boiler for burning whole bales of straw and energy crops at Step TRUTNOV a.s. was completed and put ...

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Florcenter Olomouc

Stages I. and II. of building biomass boiler room in Flor center Olomouc have been completed. The boiler room is exceptional in that it burns whole packs of straw...

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Vacancies

In connection with production expansion, the company will establish workers to the following positions: welder with basic training in accordance with official standards EN 287-1 111 and EN 287-1 135. Also a project engineer to dealing with orders from abroad - language qualifications needed.

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Map

Mapa

PRESSURE VESSELS WITH A BAG

WATER TANK (AIR CHAMBER) WITH A RUBBER BAG (TN - SVV)

WATER TANK (AIR CHAMBER) WITH A RUBBER BAG (TN - SVV)

Application:
Pressure water tanks with a rubber bag are labelled as TN-SVV. They serve as drinking water tanks, industrial water plants and pumping stations. They are applicable for various types of pumps meeting specified design values such as volume and max. working overpressure. They are designed to ensure continuous distribution of drinking water to the required extent. The water tanks maintain supply of drinking water for immediate consumption, which extends a service life of the pump. Water tanks with a rubber bag are well-suited for industrial technologies where continuous supply of drinking water with temperature up to 70° C is necessary. All materials that are exposed to the drinking water are provided with a health certificate.

Expansion vessels with bag: Functions and principles

  • To store drinking water, and increase the water pressure;
  • To ensure continuous distribution of water;
  • Replaceable rubber bag with drinking water certificate;
  • For maximum working overpressure of 1.0 MPa / 1.6 MPa;
  • For maximum allowed working temperature 70° C;
  • Gas filling 0.2 MPa by default, adjustment of the overpressure possible;
  • Inner finish by a plastic coat for drinking water as option (health certificate);
  • Stainless flange with a member for connection to the system.

Technical outline
The water tank with rubber bag is a welded steel vessel. All parts that enter in contacts with drinking water are made of stainless steel. The rubber bag divides the inner space in two parts. The gas part between the vessel casing and the rubber is constantly pressurized to the level of 0.2 MPa by use of filler valve. The boost pressure is adjusted at customer’s depending on used pressure switches that operate the pump. The rubber bag serves as a drinking water reservoir. The tank is connected to a system by means of stainless flange with a screwed neck or using a stainless flanged joint. The advantages of the water tanks with rubber bag include trouble-free and instant supply of drinking water, easy installation, and simple operation.

The water tanks have environmentally sound outer coating. Inner finish possible upon customer’s request.

Accessories:

  • Pressure Vessel Certificate;
  • Declaration of Conformity;
  • Pressure gauge.
Catalogue No. Volume (litres) Diameter D (mm) Size H (mm) Connection Weight
0201V 400 700 1550 G 6/4" 145
0202V 600 800 1450 G 6/4" 160
0203V 800 800 2050 G 6/4" 215
0204V 1000 800 2730 G 6/4" 270
0205V 2000 1000 2920 DN 65 525
0206V 5000 1400 3750 DN 80 1095
0207V 10000 2000 3950 DN 100 1970

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