CS238457B1 - Liquid multicomponent fertilizer continuous production equipment - Google Patents

Liquid multicomponent fertilizer continuous production equipment Download PDF

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Publication number
CS238457B1
CS238457B1 CS826289A CS628982A CS238457B1 CS 238457 B1 CS238457 B1 CS 238457B1 CS 826289 A CS826289 A CS 826289A CS 628982 A CS628982 A CS 628982A CS 238457 B1 CS238457 B1 CS 238457B1
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Czechoslovakia
Prior art keywords
reaction
continuous production
circuit
circulation
circulation circuit
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CS826289A
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Czech (cs)
Slovak (sk)
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CS628982A1 (en
Inventor
Vladimir Kopinic
Rudolf Krasny
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Vladimir Kopinic
Rudolf Krasny
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Priority to CS826289A priority Critical patent/CS238457B1/en
Publication of CS628982A1 publication Critical patent/CS628982A1/en
Publication of CS238457B1 publication Critical patent/CS238457B1/en

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Abstract

Zariadenie je určené na kontinuálnu výrobu kvapalných viaczložkových hnojív. Zariadenie pozostáva z rúrkového reakčného telesa zloženého zo sekcií a protiprúdnym chladením, pričom naoojené cirkulačně čerpadla zabezpečujú nepřetržitá cirkuláciu reakčných látok v potrubí, z ktorého sa odoberá hotový produkt.The device is designed for continuous production of liquid multi-component fertilizers. The device consists of a tubular reaction vessel body consisting of sections and countercurrent cooling, while circulating circulation pumps ensure continuous circulation of the reactants in the pipeline from which it is the finished product is collected.

Description

Vynález sa týká zariadenia na kontinuálnu výrobu kvapalnýoh viaczložkových hno jív v rúrkovom reakčnom telese s protiprúdovým chladením po celej účinnéj časti reakčného okruhu,The invention relates to an apparatus for the continuous production of liquid multicomponent fertilizers in a tubular reaction body with countercurrent cooling throughout the effective part of the reaction circuit,

Kvapalné viaczložkové hnojivá sa doteraz připravovali v zariadeniach - reaktorooh kotlového i rúrkového tvaru rózneho usporiadania, účinnosti a využitelhosti, Známe je zariadenie vytvořené podlk čsl, vynálezu AO č, 20215^ s názvom Spósob kontinuálně j výroby kvapalnýoh NP hno jív”, Doteraz takto riešené zariadenie mali povačšine nevýhodu v tom, že vyžadovali samostatné zariadenie na chladiace elementy reakčnej zmesi, zariadenia pracovali s poměrně vysokou zádržou reakčnej zmesi a usporiadanie reakčného priestoru nevylučovalo čiastočny minimálny odběr nedostatočne zreagovanej zmesi.Liquid multicomponent fertilizers have so far been prepared in the reactor-boiler and tubular form of various configurations, efficiency and utilization. The device according to the invention, AO No. 20215, entitled "Process for continuously producing liquid NP fertilizers", is known. however, they had the disadvantage of requiring a separate apparatus for the cooling elements of the reaction mixture, the apparatus having operated with relatively high retention of the reaction mixture, and the arrangement of the reaction space did not preclude partial minimal collection of the under-reacted mixture.

Uvedené nedostatky odstraňuje zariadenie na kontinuálnu výrobu kvapalnýoh viaczložkových hno jív v rúrkovom reakčnom telese s protiprúdnym chladením po celej účinnéj časti reakčného okruhu, ktorého podstatou je, že reakčné rúrkové teleso 1 zložené z jedného článku, viac článkov alebo sekoil 2_ s protiprúdnym ohladením 2. j® zapojené na cirkulačný okruh 4 , v obvode ktorého je zaradené cirkula čné čerpadlo 5 a do ktorého cirkulačného okruhu sú zapojené i potřebné dávkovacie čerpadlá 6 na dávkováni© surovin z příslušných zásobníkov 2 · Odběrné potrubie 8. je umiestnené nad reakčným rúrkovým telesom ZL a vyúsťuje do odbernej nádržky 2 spojenej so skrápacou kolonou 10 ,The above-mentioned drawbacks are eliminated by a device for the continuous production of liquid multicomponent fertilizers in a tubular reaction body with counterflow cooling throughout the effective part of the reaction circuit, which consists in that the reaction tubular body 1 composed of one cell, more cells or ® connected to the circulation circuit 4, in which the circulation pump 5 is connected and to which circulation the necessary metering pumps 6 for feeding the raw materials from the respective storage tanks 2 are connected. The sampling line 8 is located above the reaction tube body ZL and into the collection tank 2 connected to the spray tower 10,

Dávkovacie čerpadlá móžu byť napojené na cirkulačný okruh priamo alebo cez zmešovacie nádržky 11 «The dosing pumps can be connected to the circulation circuit directly or via the mixing tanks 11 «

Zariadenie po dra vynálezu pracuje kontinuitne s minimálnou obsluhou, bez poruchovosti* exhalát ov, s Velkým výkonom s minimálnymi priestorovými nárokmi.The device according to the invention operates continuously with minimal attendance, without failure of exhaust gases, with high output with minimal space requirements.

Na pripojenom obrázku je znázorněný příklad prevedeniaThe attached figure shows an example of embodiment

- 2 23B 457 zariadenia podl’a vynálezu* Zariadenie na kontinuálnu výrobu kvapalnýoh viaozložkovýoh hnojív v rúrkovom reakčnom telese- 2 23B 457 devices according to the invention * Equipment for the continuous production of liquid multicomponent fertilizers in a tubular reaction body

cil 2 s protiprúdnym ohladením 2.» zapojeného do cirkulačného okruhu 4, na ktorý je zapojené cirkulačně čerpadlo na ktorý cirkulačný okruh sa súčasne potrubím zapájajú i dávkovačie čerpadlá <5 , dávkujúce suroviny zo zásohníkov 2» Odběr hotového produktu sa prevádza oez vyvýšené potrubie £ oez odběrná nádržku £ spojená so skrápacou kolonou 10· Na zariadení sa merajá potřebné dávkované množstvá a pH·target 2 with counter-current smoothing 2. »connected to the circulation circuit 4, to which the circulation pump is connected, to which the circulation circuit is also connected by piping also metering pumps <5, dosing raw materials from pockets 2» sampling tank 6 connected to the spray column 10 • The required metering quantities and pH are measured on the apparatus.

Počet sekcií reakčného telesa je závislý od žiadaného vý<The number of sections of the reaction body depends on the desired amount

kónu zariadenia· Usporiadanie móže byt’ rdzneho prevedenia napr· rúrka v rúrke, rárkový had v nádrži, etážové usporiadanie a pod·device configuration · Arrangement can be of different design eg pipe in pipe, rake snake in tank, storey arrangement etc.

So zariadením podTa vynálezu sa pracuje tak, že v zásobníkoch 2 připravené reakčné komponenty kyselina fosforečná a vodný roztok čpavku sa dávkovacími čerpadlami 6 dávkujá do cirkulačného okruhu 4 a cez výtlak cirku lačného čerpadla 5, sa dostávajá do reakčného priestoru rúrkového reaktora 1 , kde sa zmiešajá, připadne reagujú· Vzniklé teplo sa odvádza protiprúdnym ohladením vodou 2. pracujácim po oelej účinnéj časti reakčného okruhu* Vzniklé kvapálné viaozložkové hnojivo sa po skontrplovaní pH na požadovanú hodnotu 6,0 až 7*5 odvádza potrubím 8 cez odbernú nádržku <? spojená so skrápacou kolonou skrápanou vodou 10 do skladových zásohníkov hotového produktu· Množstvo odoheraného produktu je rovnohodnotné množstvu dávkovaných komponent*The device according to the invention is operated in such a way that the reaction components prepared in the tanks 2 of the reaction components phosphoric acid and the aqueous ammonia solution are dosed into the circulation circuit 4 by means of metering pumps 6 and entered into the reaction space of the tubular reactor 1. 2. The resulting heat is removed by countercurrent polishing with water 2. operating along the very effective part of the reaction circuit * The resulting liquid multi-component fertilizer is removed after the pH has reached 6.0 to 7 * 5 via line 8 through a sampling tank <? connected to a scrubbing column sprayed with water 10 into the finished product storage trays · The amount of product peeled off is equal to the quantity of dosed components *

S výhodou sa dá zariadenie podiva vynálezu použit’ v chemickom priemysle pri velkotonážnej výrobě kvapalnýoh i suspenzných hnojív zmesnýoh i viaczlóžkovýoh, pripravovanýoh mechanickým zmiešavaním i chemickými reakoiami, najmá však pri príprave kvapalnýoh hnojív ortofosforečnanového typu· Navrhované zariadenie umožňuje zmiešavanie á reakoiu komponent i za súčasného dodávania tepla v případe potřeby a nevylučuje svojim uspoříadanlm i případné súprudné zapojenie okruhu·Advantageously, the device according to the invention can be used in the chemical industry for large-scale production of liquid and suspension fertilizers mixed and multicomponent, prepared by mechanical mixing and chemical reactions, but especially in the preparation of liquid fertilizers of orthophosphate type. of heat in case of need and does not exclude possible arrangement of co-current circuit ·

Claims (2)

PREDMET VYNÁLEZUOBJECT OF THE INVENTION 238 457 l/ Zariadenie na kontinuálnu výrobu kvapalnýoh viaczložkových hnojív v rúrkovom reakčnom telese s protiprúdnym ohladením po oelej účinnéj časti reakčného okruhu vyznačené tým, že reakčné rúrkové teleso /l/, zložené z jedného článku, viac článkov alebo sekcií /2/ s protiprúdovým ohladením /3/ je zapojené na cirkulačný okruh /4/, v obvode ktorého je zařáděné cirku lačné čerpadlo /5/ a do ktorého oirkulačného okruhu sú napojené potrubím dávkovacie čerpadlá /6/, spojené so zásobníkmi /7/, pričom odběrné potrubie /8/, prevyšujúce praoovnú výšku reakčného rúrkového telesa /l/, je vedené cez odbernú nádržku /9/, spojenu so skrápacou kolonou /10/*238 457 l / Apparatus for the continuous production kvapalnýoh compound fertilizers in the tube e and kčnom body with a counter current ohladením the oelej the active part of the reaction circuit characterized in that the reaction tubular body / l /, consisting of one cell, multiple cells, or section / 2 / p countercurrent smoothing (3) is connected to the circulation circuit (4), in the circuit of which the circulation pump (5) is arranged and into which circulation circuit the metering pumps (6) connected to the reservoirs (7) are connected, the sampling line / 8), which exceeds the working height of the reaction tubular body (1), is led through a sampling tank (9) connected to a spray column (10). 2/ Zariadenie podl’a bodu /l/ vyznačené tým, že pri váčšom počte zmešujúcich alebo reagujúcich komponent ako dve je možné použit' žmešovaciu nádržku /11/ před zaradením do oirkulačného okruhu /4/.(2) A device according to (l), characterized in that, in the case of a greater number of mismatching or reacting components than two, a mixing tank (11) can be used prior to inclusion in the circulation circuit (4).
CS826289A 1982-08-30 1982-08-30 Liquid multicomponent fertilizer continuous production equipment CS238457B1 (en)

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CS238457B1 true CS238457B1 (en) 1985-11-13

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