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Energy-efficient industrial refrigeration plant

Instrument de planificare

Calculator comparativ CO2 vs amoniac

Compară instalațiile frigorifice industriale cu CO2 și amoniac la aceeași sarcină frigorifică, climă și tarif. Oferă estimări pentru CAPEX, costurile anuale cu energia și mentenanța și costul total de proprietate pe 10 ani.

Comparație orientativă

IndicatorCO2Amoniac
COP al sistemului1.901.90
Putere absorbită316 kW316 kW
CAPEX orientativUSD 690,000USD 600,000
Cost anual al energieiUSD 227,368USD 227,368
Cost anual de mentenanțăUSD 24,150USD 27,000
TCO pe 10 aniUSD 3,205,184USD 3,143,684
Diferență pe 10 ani
USD 61,500
TCO mai mic în acest scenariu
Amoniac

Nu include proiectarea pentru siguranță și conformitate, lucrările la sala mașinilor, autorizarea, economiile din recuperarea căldurii și tarifele locale pentru manoperă — toate acestea pot schimba rezultatul.

Solicită furnizorilor oferte pentru ambii agenți frigorifici la aceeași sarcină și aceleași condiții la limită — ColdMatch structurează cererea de ofertă pentru o comparație echitabilă.

Obține gratuit oferte de la furnizori Explorează opțiunile de finanțare

ColdMatch Group is a supplier-neutral procurement platform — not a manufacturer, contractor or lender.

Estimates Only: This calculator is provided for general informational purposes only. Results are approximate and may contain errors, omissions, or outdated information. They do not constitute legal, financial, engineering, tax, technical, or professional advice. Users are solely responsible for independently verifying all calculations, specifications, prices, regulations, and requirements with qualified professionals before making any decisions. By using this calculator, you acknowledge that the website owners, operators, and affiliates accept no responsibility or liability for any loss, damage, or decisions resulting from its use.

Calculation method

  1. 1. COP sezonier = COP al aplicației (3.1 refrigerare · 1.9 depozitare congelate · 1.4 congelare rapidă) ÷ factor de penalizare climatică (CO₂ 0.94–1.24 · NH₃ 1.00–1.06)
  2. 2. Puterea compresoarelor (kW) = sarcină frigorifică ÷ COP
  3. 3. Cost anual al energiei = kW compresoare × ore de funcționare × tarif
  4. 4. Mentenanță = capex × 3.5% (CO₂) sau 4.5% (NH₃)
  5. 5. TCO pe 10 ani = capex + 10 × (energie + mentenanță)

Calculat în kW. Unități imperiale: 1 kW = 3,412 BTU/h = 0.284 TR; puterea la arborele compresorului 1 kW = 1.34 hp.

Worked example

Instalație de 600 kW pentru depozitarea produselor congelate într-o climă caldă (maxim ~38 °C), 6,000 ore de funcționare.

Inputs

  • • Sarcină frigorifică 600 kW (171 TR · 2.05 milioane BTU/h)
  • • COP pentru depozitare congelate 1.9
  • • Climă caldă: CO₂ ×1.12 · NH₃ ×1.03

Calculation

  • • CO₂ COP = 1.9 ÷ 1.12 = 1.70 → 354 kW → 2.12 GWh/yr
  • • NH₃ COP = 1.9 ÷ 1.03 = 1.84 → 325 kW → 1.95 GWh/yr

Amoniacul consumă cu ≈ 8% mai puțină energie în această climă; în climatele răcoroase, penalizarea CO₂ dispare, iar avantajul se inversează.

Limitations

  • • Factorii de penalizare climatică sunt medii sezoniere; compresia paralelă, ejectoarele sau răcitoarele de gaz adiabatice reduc penalizarea CO₂ în climatele foarte calde.
  • • Zonarea de siguranță, limitele încărcăturii de agent frigorific și costurile sălii mașinilor și ale autorizării variază în funcție de țară și nu sunt detaliate separat.
  • • Valoarea căldurii recuperate (adesea semnificativă pentru CO₂) nu este luată în calcul.

Illustrative planning result only. Confirm the final design, duty, equipment selection and performance with a qualified refrigeration engineer and supplier quotation.

Întrebările cumpărătorilor

CO2 sau amoniacul: care este mai bun pentru refrigerarea industrială?
Niciunul nu este mai bun în toate situațiile. Amoniacul este, în general, mai eficient la sarcini frigorifice mari și în climate foarte calde, în timp ce CO2 evită restricțiile legate de toxicitate, se pretează la săli ale mașinilor mai compacte și are performanțe bune în climate răcoroase și temperate, mai ales cu compresie paralelă. Alegerea depinde de sarcina frigorifică, climă, regulile de amplasare și competențele de service disponibile.
De ce contează atât de mult clima pentru CO2?
Sistemele transcritice cu CO2 pierd din eficiență peste punctul critic, astfel încât temperaturile ambiante mai ridicate cresc consumul de energie dacă nu se utilizează compresie paralelă, ejectoare sau răcitoare de gaz adiabatice. În climatele foarte calde, o configurație în cascadă sau o instalație cu amoniac are adesea un avantaj energetic.
Ce nu este inclus în această comparație?
Proiectarea pentru siguranță și conformitate, construcția sălii mașinilor, autorizarea, diferențele de cost ale asigurărilor, instruirea operatorilor, economiile din recuperarea căldurii și tarifele locale pentru manoperă. Acestea pot schimba rezultatul și trebuie cotate de furnizori pentru amplasamentul tău specific.
Poate ColdMatch să recomande un agent frigorific?
ColdMatch este neutru în privința agentului frigorific. Te ajutăm să structurezi o cerere de ofertă prin care furnizorii să coteze ambele opțiuni la aceeași sarcină frigorifică, aceleași ipoteze și aceleași condiții la limită, astfel încât să le poți compara pe baza datelor, nu a preferințelor.

Indicative planning figures only — final sizing belongs to the supplier's detailed design. Request comparable supplier quotes · all cold chain tools · common cold chain questions

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ColdMatch Group — industrial cooling and cold chain procurement platform
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ColdMatch Group is the industrial refrigeration and cold-chain procurement platform of Global B2B Group, where commercial and industrial buyers build a project and submit an RFQ; the ColdMatch team validates and organizes it, contacts suitable refrigeration technology and equipment suppliers on the buyer's behalf, and presents organized responses through ColdMatch.

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Business and supplier disclaimer

ColdMatch Group is the industrial refrigeration and cold-chain procurement platform of Global B2B Group, where commercial and industrial buyers build a project and submit an RFQ; the ColdMatch team validates and organizes it, contacts suitable refrigeration technology and equipment suppliers on the buyer's behalf, and presents organized responses through ColdMatch. It helps buyers prepare technical requirements and structured RFQs before suitable third-party suppliers, manufacturers, EPC contractors and turnkey providers are introduced manually. ColdMatch is not an equipment manufacturer, reseller, distributor, EPC contractor, installer, insurer, lender, bank or financial advisor, and is not a party to any supply, construction or finance contract. Quotes, equipment and services are provided solely by the matched third-party supplier, who is solely responsible for quality, delivery, installation, safety and performance. ColdMatch makes no guarantee of availability, price, quality or approval and disclaims all liability for any service provided by a supplier or other third party. See Terms and How ColdMatch Works.

Financing disclaimer: ColdMatch does not provide or guarantee finance. Any financing pathway is evaluated and supplied solely by independent third-party providers under their own checks and terms. See Terms.

ColdMatch Group is the industrial refrigeration and cold-chain procurement platform of Global B2B Group, where commercial and industrial buyers build a project and submit an RFQ; the ColdMatch team validates and organizes it, contacts suitable refrigeration technology and equipment suppliers on the buyer's behalf, and presents organized responses through ColdMatch. It helps buyers prepare technical requirements and structured RFQs before suitable third-party suppliers, manufacturers, EPC contractors and turnkey providers are introduced manually. ColdMatch is not an equipment manufacturer, reseller, distributor, EPC contractor, installer, insurer, lender, bank or financial advisor, and is not a party to any supply, construction or finance contract. Quotes, equipment and services are provided solely by the matched third-party supplier, who is solely responsible for quality, delivery, installation, safety and performance. ColdMatch makes no guarantee of availability, price, quality or approval and disclaims all liability for any service provided by a supplier or other third party. See Terms and How ColdMatch Works.

Disclaimer: ColdMatch Group is the specialized industrial refrigeration and cold-chain procurement platform of Global B2B Group. ColdMatch Group is not a manufacturer, reseller, distributor, EPC contractor, installer, insurer, lender, bank, credit provider, financial advisor, investment advisor, underwriter or regulated financial services provider. Any financing, leasing, trade finance, working capital or project-finance option mentioned on this website is provided solely by independent third-party financing providers, subject to their own eligibility checks, KYC, due diligence, compliance review, approval, terms and documentation. ColdMatch Group does not provide financial advice, does not arrange regulated financial products, does not guarantee financing approval, and is not responsible for any financing decision, offer, rejection, delay, cost, term or outcome. Quotes, equipment, services, delivery, installation, commissioning, warranties and project performance are provided solely by independent third-party suppliers, EPC contractors or service providers. See Terms.

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