the sulphuric acid plant and district heating

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The sulphuric acid plant and district heating

the district heating center). The payback time for the system was less than a year, since at the time Kemira supplied heat to the city worth 80 MSEK annually (due to higher acid Kemira case story - Plate heat exchanger The sulphuric acid plant and district heating Three Alfa Laval acid coolers used to recover 25 MW of heat from the acid cooling ...

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Alfa Laval - The sulphuric acid plant and district heating

Oct 25, 2016  The sulphuric acid plant and district heating. In the early 1980s, the heat generated in the absorption and dryingcircuits at the Kemira sulphuric acid plant in Helsingborg, Sweden was lost into the sea next to the plant. Now, following a total reconstruction of the cooling system to include plate heat exchangers in a closed loop cooling ...

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Alfa Laval - Sulphuric acid production

The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Heat recovery from sulphuric acid plants for seawater ...

May 01, 2001  Materials for sulphuric acid duties. Fig. 2. Recovery of low enthalpy heat in sulphuric acid production plants. Diverse economical application. as district heating, heating of offices and factories, heating media in adjacent plants and for production of distillate by means of desalination of sea or brackish water (see Fig. 2). 161 3.

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Heat recovery from sulphuric acid plants for seawater ...

The heat recovered can be used for district heating of cities, boiler feed water preheating or as heating media in connected processes or adjacent plants. ... when the sulphuric acid plants are ...

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Heat recovery from sulphuric acid plants for seawater ...

May 01, 2001  Materials for sulphuric acid duties. Fig. 2. Recovery of low enthalpy heat in sulphuric acid production plants. Diverse economical application. as district heating, heating of offices and factories, heating media in adjacent plants and for production of distillate by means of desalination of sea or brackish water (see Fig. 2). 161 3.

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Heat recovery from sulphuric acid plants for seawater ...

The heat recovered can be used for district heating of cities, boiler feed water preheating or as heating media in connected processes or adjacent plants. ... when the sulphuric acid plants are ...

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Kemira-Kemi-Helsingborg - Sulphuric Acid

Plant -Coordinates* 56° 0' 48.5" N, 12° 42' 41" E: Type of Plant: Sulphur Burning: Gas Source: Elemental Sulphur: Plant Capacity: 900 MTPD: SA/DA-Emissions-Status -Year Built-Technology-Contractor-Remarks: Early 1980's - Acid Cooling system changed from once through seawater cooling to heat recovery system used for district heating system.

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Process Heat Recovery and Digitalisation in Sulphuric Acid ...

Due to the exothermal reactions taking place in a sulphuric acid plant, the recovery of pr ocess heat generated in the oxidation sections (sulphur furnace / converter section) is commonly known. Also the recovery of process heat generated at the drying- and absorption section of a sulphuric acid plant goes back to the late 1970ies and 1980ies.

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Alfa Laval - Sulphuric acid production

Oct 25, 2016  The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Green heat - using waste heat for the greener good - Hamburg

Conventional district heating - for example from power plants - can be dispensed with, and in the medium term, HafenCity East will save around 4,500 tons of CO2 per year. Great potential Aurubis only uses one third of its sulfuric acid contact systems to supply

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Alfa Laval - Produksjon av svovelsyre

Oct 25, 2016  The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Bioindustry Park Oulu Opportunities for Your Business

Sulphur from the synthesis gas is salvaged for producing sulphuric acid. In addition, Kemira’s plant's peracetic acid capacity is 10,000 t/a. ... Oulun Energia Oy also has a 49-MW thermal power plant burning light fuel oil and a bedrock storage for district heating.

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Acid and Caustics Production FLEXIM

Sulfuric, nitric, hydrochloric, hydrofluoric and other acids as well as caustics are often used as base chemicals for the production of a diverse range of intermediates, fertilizers, polymers and other specialty chemicals. Wetted measurement technologies are always affected by the problem of corrosion due to the aggressive media and are prone ...

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Petri Pesonen - Asiantuntija - SWECO LinkedIn

Terrafame Oy - NiSu Project (battery chemical plant) - Steam, district heating and condensate system basic process design Confidential - Receiving bay for sulphuric acid and NaOH - Process Engineering VAPO Oy - Carbons feed project - Main projects: Helen Katrivala - Industrial heat pump project - Heat from waste water to district heating system

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Alfa Laval - Sulphuric acid production

Oct 25, 2016  The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Distributed control system (DCS) - Valmet DNA

Valmet DNA is a single Distributed Control System (DCS) for all your process automation needs. It gives you complete control of all your processes and provides user experience and transparency that go far beyond traditional automation systems. Valmet DNA can be applied for process controls, machine controls, drive controls, and quality controls.

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Solutions – HFM Plate heat exchanger supplier,One-stop ...

High speed turbulence flow plate channel design and even flow distribution area make the high efficient heat transfer of plate heat exchangers. The compact-structure construction, good quality alloy-made plate packs and rubber sealings ease the maintenance and installation and prolong the life cycle of plate heat exchangers. Find out more about ...

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US Patent Application for MODIFIED SULFURIC ACID AND USES ...

Feb 26, 2021  A modified aqueous acid composition comprising: sulfuric acid; a compound comprising an amine moiety and a sulfonic acid moiety; and a peroxide; wherein sulfuric acid, said compound comprising an amine moiety and a sulfonic acid moiety and said peroxide are present in a molar ratio of no less than 1:1:1. Also disclosed are methods of using such compositions.

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Alfa Laval - Sulphuric acid production

Oct 25, 2016  The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Sulfuric Acid Plants – Applications InterApp

Acid resistant valve solutions InterApp’s valve solutions are used in the most aggressive chemical processes. Whether for contact or tower plants, gas cleaning or gas drying processes, strong or weak acid generation, our valves withstand the severest conditions and have proven themselves in Sulfuric Acid Plants all over the world.

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ASSIGNMENT

1.2 Saturated steam and district heating The sulphuric acid plant is connected to another plant at the site. There is a phosphoric acid plant that needs saturated steam for the recycling evaporator for concentration of wet phos-phoric acid. The pressure and temperature of the steam is

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Yara International - Siilinjärvi - Sulphuric Acid

2007 - Expansion of sulphuric acid plant. ... Part of the waste heat produced in the processes is used for district heating of the nearby Siilinjärvi town. The heat recovery systems were also included in Sweco’s scope and were based on our process simulations and optimization calculations of the heat recovery system.

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Alfa Laval - Sulphuric acid production

Oct 25, 2016  The sulphuric acid plant and district heating. After reconstructing the cooling system to include plate heat exchangers in a closed loop cooling circuit, the temperature of the cooling water was raised and can now be used for district heating.

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Contributing to a circular economy at Kokkola - Boliden

“We also deliver excess heat directly from our sulphuric acid plant to the municipal district heating plant,” says Nykänen. “In 2017, we delivered around 125,000 MWh of heat, which is enough to heat approximately 6,000 homes as well as some buildings in the KIP.” Reducing CO2 and costs

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Technical Cooperation - H2SO4

Energy sales – district heating Kemira Sulphuric acid plant 22 MW Industry Park of Sweden Power company 22 MW City of Helsingborg Gas fired boiler 22 MW • Replace district heating boilers with acid plant heat • Sulphuric acid plants are perfect heat sources • Profitable for both city and acid plant

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NEWS ALERT: Geothermal Power Plant Impact of Scale and ...

Jul 28, 2021  Direct use and district heating systems; ... The steam and/or hot water from geothermal wells are high in corrosive elements such as chlorine, hydrogen sulfide, sulfuric acid, carbonic acid, and ammonia. The presence of these elements leads to the following types of corrosion within a plant: uniform corrosion, pitting corrosion, stress ...

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Utilizing waste to produce energy for district heating

Numerous reference plants in operation •130个有色金属熔炼炉 / non-ferrous smelters •650套硫酸设备 / sulfuric acid plants •1,100台磨机 / grinding mills •10,000套浮选设备 / flotation units •1,800台浓密机 / thickeners •3,500台过滤机 / filters •20套铬铁矿(铁合金)造球和烧结设备及9套

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Sustainability Topic: Energy

SUSTAINABILITY TOPIC: ENERGY. 302–1 Energy consumption within the organization. Energy consumption in 2020 totaled 20.3 (18.9) million giga- joules (GJ). Electricity accounts for 16.7 (16.1) million GJ of this consumption, which equates to 4.6 (4.5) TWh. The reported energy usage is based on invoiced incoming and outgoing deliveries ...

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district heating plant - Japanese translation – Linguee

Many translated example sentences containing "district heating plant" ... recovers so much heat from its production of sulphuric acid that it channels part of the heat to the Harjavalta district heating network and uses ... using highly efficient systems including district heating and cooling, ...

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Acid and Caustics Production FLEXIM

Sulfuric, nitric, hydrochloric, hydrofluoric and other acids as well as caustics are often used as base chemicals for the production of a diverse range of intermediates, fertilizers, polymers and other specialty chemicals. Wetted measurement technologies are always affected by the problem of corrosion due to the aggressive media and are prone ...

Get Price

Distributed control system (DCS) - Valmet DNA

Valmet DNA is a single Distributed Control System (DCS) for all your process automation needs. It gives you complete control of all your processes and provides user experience and transparency that go far beyond traditional automation systems. Valmet DNA can be applied for process controls, machine controls, drive controls, and quality controls.

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Inline sulphuric acid concentration measurement

The concentration of sulphuric acid (H2SO4) is calculated from conductivity and temperature measurements. The measurement provides sulphuric acid concentration as % or g/l without on site development work. We also provide oleum (SO3) measurements for sulphuric acid plants and users.

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