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WO2018069778A1 - Système de recyclage de dioxyde de carbone supercritique qui utilise un dispositif intégré de liquéfaction et stockage du fluide - Google Patents

Système de recyclage de dioxyde de carbone supercritique qui utilise un dispositif intégré de liquéfaction et stockage du fluide Download PDF

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Publication number
WO2018069778A1
WO2018069778A1 PCT/IB2017/055640 IB2017055640W WO2018069778A1 WO 2018069778 A1 WO2018069778 A1 WO 2018069778A1 IB 2017055640 W IB2017055640 W IB 2017055640W WO 2018069778 A1 WO2018069778 A1 WO 2018069778A1
Authority
WO
WIPO (PCT)
Prior art keywords
condenser
carbon dioxide
tubes
temperature
pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IB2017/055640
Other languages
English (en)
Spanish (es)
Inventor
Elena STASHENKO
Jairo Rene MARTINEZ MORALES
Anderson Julian ARIAS VELANDIA
Sergio Andres BELTRAN MORENO
Omar Armando GELVEZ AROCHA
Sergio Armando RIVERO GEREDA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UNIVERSIDAD INDUSTRIAL DE SANTANDER
Original Assignee
UNIVERSIDAD INDUSTRIAL DE SANTANDER
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UNIVERSIDAD INDUSTRIAL DE SANTANDER filed Critical UNIVERSIDAD INDUSTRIAL DE SANTANDER
Publication of WO2018069778A1 publication Critical patent/WO2018069778A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/62—Carbon oxides

Definitions

  • the present invention consists of a recirculation device consisting of a four-step heat exchanger that is capable of liquefying carbon dioxide and storing it in the same device; which has a water-operated cooling subsystem coupled to this exchanger; where carbon dioxide from any process at known conditions of temperature and pressure enters the specially designed exchanger that is responsible for removing heat so that the CO2 at a constant pressure can be liquefied and stored in a liquid state within the same device. In this way it is possible to recover the gaseous C02, so that it can be re-pressurized and used again in the application.
  • This background compresses the liquefied or supercritical carbon dioxide and stores it in a tank, the carbon dioxide can be liquefied or supercritical derived from a heating of the storage tanks.
  • the antecedent does not contemplate the cooling of the gas; while in the new invention carbon dioxide from the supercritical process at known conditions of temperature and pressure, enters the exchanger that is responsible for removing heat so that CO2 at a constant pressure it can be liquefied and stored in a liquid state within the same equipment.
  • the background uses a gas separation apparatus for the removal of solid components; while the new invention has a cleaning step that involves passing the fluid through a filter of porous material and beds of activated carbon and functionalized zeolite so that the residues are captured on the surface of the absorbent material.
  • US Patent US20030161780A1 dated priority 2001 -10-17 called "RECYCLE FOR SUPERCRITICAL CARBON DIOXIDE" by Inventor Henry Howard John Billingham is a background that is designed for the purification and recirculation stage to work continuously, using a bypass that returns the stream of clean and liquid CO2 back to the cleaning and compression stages, wasting energy resources even when the application is not in operation.
  • the present invention does not operate continuously but the fluid is stored in an integrated liquefied tank.
  • the supply of CO2 in the invention is provided on demand, only while the application is running, which also provides freedom to choose the operation flow of the application.
  • This antecedent US20030161780A1 uses a complex system of distillation columns, absorption bed and catalytic oxidant to purify the CO2 flowing with contaminants; while the new invention employs a single packed bed system to perform the specific function of particle separation and impurity retention.
  • the background contemplates the use of a compressor and at least two pumps to prepare the fluid for application, unlike the invention, which does not contemplate the use of a compressor, but rather that CO2 is liquefied at a constant temperature to be sucked. subsequently by the same pump of the application.
  • the recommended pressure to operate the antecedent is half the pressure that would work with the invention.
  • the invention provides freedom to choose the flow of operation in the application, therefore, the supply of CO2 is provided on demand only while the application is running.
  • the new development solves the technical problem of the recirculation of carbon dioxide. Additionally, no devices have been observed that can cool and contain the fluid in the same equipment. This development allows to realize in an integrated stage what would be carried out conventionally in two, liquefaction and storage. This reduces the number of pieces of equipment that must be built which influences savings at the time of manufacture and operation.
  • Figure 1 shows the scheme with the components of the recirculation system of carbon dioxide carbon that uses an integrated fluid blending and storage device.
  • FIG. 2 shows the CO2 condenser
  • Figure 3 shows the type C front head in detail.
  • Figure 4 shows the condenser hull.
  • CO2 in the gaseous state (18) from a process between 45 bar - 55 bar and 20 ° C - 40 ° C passes through two cleaning filters, a first cleaning filter (10) with activated carbon and a second cleaning filter (1 1) with functionalized zeolite located in line. Subsequently, the CO2 in the gaseous state (18) passes through a ball valve (17) that controls the passage to a condenser (12).
  • the CO2 in gaseous state (18) has contact with the external surface of the tubes (13) through which refrigerated water (14) circulates inside it at a temperature between 9 ° C - 1 1 ° C; what it does, at the operating pressure, that the CO2 condenses.
  • the liquid CO2 (19) for recirculation leaves the liquid CO2 outlet of the condenser (12) and passes through a ball valve (20) keeping the CO2 in liquid state; meanwhile the gaseous CO2 is condensed, stored in the same exchanger (12).
  • This type of arrangement involves the manufacture of a single condensing element (12) which in turn stores fluid.
  • the new recirculation system has a condensing unit (16) and has a centrifugal pump (21) adapted for water circulation (14) that passes from the refrigerated water reservoir (15) to the condenser (12).
  • the CO2 Condenser (12) is the component where CO2 recovery, condensation and storage is performed, this condenser (12) is subjected to a pressure that varies between 45 bar to 55 bar depending on the process, this makes the temperature inside must be maintained between 12 ° C and 18 ° C so that condensation is carried out efficiently.
  • the condenser (12) has a storage capacity of 25 kilograms of liquid CO2 to ensure proper operation. Consists of tubes (13), tube holders (23), blind flange (24), blind flange bolts (25), base bolts of tube holder (26), helmet (27), and helmet cup (28 ). In this way the fluid is suitable for being sucked by positive displacement pumps with a minimum density of 850 kg / m 3 .
  • the condenser (12) has a safety valve attached to prevent the increase in pressure in case the electrical flow that maintains the water cooling subsystem is interrupted.
  • This condenser (12) allows both heat transfer requirements as well as CO2 storage requirements to be met.
  • This condenser (12) has a front head type C (29), helmet type E (30) and rear head type U (37); which correspond to the description below:
  • the type C front head (29) has bolts (26), blind flange (24) and tube holder plate (23), which allows cleaning the helmet (30) without having to disassemble the tube bundle (13 ). It consists of a 10 "steel tube (31) with a length of 0.2 meters welded to a blind flange (24) rating 300 that serves as the tube holder plate; T-shaped steel plate (32 ), nipple (33) and nipple (34) with their respective nuts At its opposite end it has a Slip-On rating 150 flange that allows access to the tube bundle (13) as shown in Figure 3.
  • the type E helmet (30) of Figure 4 is configured in the condenser (12) with an upper input and a lower output. It consists of a 10 "steel tube (35) with a length of 1, 1 meters welded to a rear head type U (37) with 10" steel cup on the top and a Slip-On flange (36 ) on the bottom. Figure 4 shows the hull (30) together with the blind flange (24) that composes it.
  • the rear head type U (37) of the condenser (12) has a configuration that allows the four passages through the tubes (13) to be carried out independently without having to involve the helmet (30), facilitating the removal of it for maintenance work. It is made up of the U-shaped bent water circulation tubes (30) folded in a way that allows the cooling water to pass four times through the hull (30) before leaving the condenser (12)
  • the carbon dioxide recirculation system that uses an integrated liquid liquefaction and storage device has the following parameters in its condenser (12): 124 tubes (13), 17 mm transverse passage, 14.7 mm longitudinal passage, 1/2 "pipe diameter, type m copper pipe material, 1 m pipe length, four steps per tube, temperature between 9 ° C-1 1 ° C, pressure in the tubes between 1 bar - 2 bar and mass flow of cooling water of 80 g / min - 120 g / min, CO2 flow with four loudspeakers, separation between loudspeakers of 20 cm, inlet temperature of 20 ° C - 35 ° C, outlet temperature of 12 ° C - 13 ° C, minimum output density 850 kg / m 3 , hull pressure of 55 bar, CO2 mass flow less than 100 g / min and hull diameter 10 ".
  • the condenser (12) is characterized by a helmet with a thickness between 3.45 mm - 9.27 mm, tubes with a thickness between 0.0396 mm - 0.635 mm, a plate holder with a thickness between 16.1 mm - 54 mm, 16 bolts with diameter between 3/4 "- 1", required tightening torque of 1670 Lbf-in, required hull flange thickness between 53.6 mm - 54 mm.
  • the cooling subsystem consists of a water reservoir (15), a pump (21) to move it, an evaporator and a condensing unit (16) that uses R-22 (38) as a cooling liquid to cool the water (14) .
  • This subsystem is responsible for circulating the cooling water through the copper pipes (13) that make up the condenser (12) and CO2 storage.
  • the temperature of the refrigerant inside the copper pipes (13) must be lower than 12 ° C so that the surface temperature of them is less than 12.9 ° C to obtain subcooled CO2 with a minimum density of 850 kg / m 3 .
  • the amount of heat that is required to extract to the CO2 which is calculated to enter a flow of 100 g / min at a temperature of 35 ° C and at a pressure of 55 bar is 360 Watts equivalent to 1230 BTU / h or 310 kcal / h, this at a temperature of the cooling water of 1 1 ° C since the process of condensation of CO2 at 55 bar starts at 18.27 ° C.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Abstract

La présente invention concerne un dispositif de recyclage qui comprend un échangeur de chaleur à quatre étapes qui est capable de liquéfier du dioxyde de carbone et de le stocker dans ledit dispositif ; un sous-système de réfrigération fonctionnant à l'eau étant accouplé audit échangeur ; le dioxyde de carbone issu de n'importe quel procédé dans des conditions connues de température et pression entrant dans l'échangeur spécialement conçu qui se charge de retirer la chaleur pour que le CO2 à une pression constante puisse être liquéfié et stocké à l'état liquide dans ledit dispositif. Ainsi, il est possible de récupérer le CO2 gazeux, pour que celui-ci puisse à nouveau être mis sous pression et réutilisé dans l'application.
PCT/IB2017/055640 2016-09-20 2017-09-18 Système de recyclage de dioxyde de carbone supercritique qui utilise un dispositif intégré de liquéfaction et stockage du fluide Ceased WO2018069778A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CONC2016/0002034 2016-09-20
CO16002034 2016-09-20

Publications (1)

Publication Number Publication Date
WO2018069778A1 true WO2018069778A1 (fr) 2018-04-19

Family

ID=61905362

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2017/055640 Ceased WO2018069778A1 (fr) 2016-09-20 2017-09-18 Système de recyclage de dioxyde de carbone supercritique qui utilise un dispositif intégré de liquéfaction et stockage du fluide

Country Status (1)

Country Link
WO (1) WO2018069778A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012194A (en) * 1971-10-04 1977-03-15 Maffei Raymond L Extraction and cleaning processes
US5267455A (en) * 1992-07-13 1993-12-07 The Clorox Company Liquid/supercritical carbon dioxide dry cleaning system
US5772783A (en) * 1994-11-09 1998-06-30 R.R. Street & Co. Inc. Method for rejuvenating pressurized fluid solvent used in cleaning a fabric article
EP1405662A2 (fr) * 2002-10-02 2004-04-07 The Boc Group, Inc. Procédé de Récuperation de CO2 pour extraction surcritique
WO2012000520A2 (fr) * 2010-07-02 2012-01-05 Union Engineering A/S Récupération haute pression du dioxyde de carbone d'un processus de fermentation
US20140075984A1 (en) * 2011-05-18 2014-03-20 Showa Denko Gas Products Co., Ltd. Method and apparatus for producing high-purity liquefied carbon dioxide
US20150075636A1 (en) * 2012-02-02 2015-03-19 Organo Corporation Liquid carbon dioxide supply device and supply method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012194A (en) * 1971-10-04 1977-03-15 Maffei Raymond L Extraction and cleaning processes
US5267455A (en) * 1992-07-13 1993-12-07 The Clorox Company Liquid/supercritical carbon dioxide dry cleaning system
US5772783A (en) * 1994-11-09 1998-06-30 R.R. Street & Co. Inc. Method for rejuvenating pressurized fluid solvent used in cleaning a fabric article
EP1405662A2 (fr) * 2002-10-02 2004-04-07 The Boc Group, Inc. Procédé de Récuperation de CO2 pour extraction surcritique
WO2012000520A2 (fr) * 2010-07-02 2012-01-05 Union Engineering A/S Récupération haute pression du dioxyde de carbone d'un processus de fermentation
US20140075984A1 (en) * 2011-05-18 2014-03-20 Showa Denko Gas Products Co., Ltd. Method and apparatus for producing high-purity liquefied carbon dioxide
US20150075636A1 (en) * 2012-02-02 2015-03-19 Organo Corporation Liquid carbon dioxide supply device and supply method

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