---
title: "Process Modelling Software (Tritium)"
ocid: "ocds-h6vhtk-02ae75"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-02ae75"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-02ae75.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-02ae75.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UNITED KINGDOM ATOMIC ENERGY AUTHORITY"
published: "2021-07-16"
---

# Process Modelling Software (Tritium)

Buyer: UNITED KINGDOM ATOMIC ENERGY AUTHORITY  
Current stage: Award  
OCID: ocds-h6vhtk-02ae75

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-02ae75)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-02ae75.json)

## Summary

The United Kingdom Atomic Energy Authority (UKAEA) is seeking to procure Process Modelling Software (Tritium), classified under analytical or scientific software packages, with the main procurement category classified as goods. The procurement process is currently at the Award stage, having completed on 16 July 2021. The contract is intended to support the fuel cycle elements of the STEP concept design and is valued at £375,000, with a potential contract duration of up to six years, including options for extensions. The tender was solicited through an open procedure, allowing broad participation.

This tender provides a significant opportunity for businesses specialising in analytical software development, particularly those with expertise in process modelling for tritium and related technologies. Companies that offer system management software, software-related services, and technical support services are particularly well-suited to compete for this contract. The successful integration of such technologies aligns with the UK government’s commitment to sustainable nuclear energy, making this an appealing venture for organisations aiming to contribute to advancements in fusion research.

## Notice

The UKAEA is a non-departmental public body researching fusion energy and related technologies with the aim of positioning the UK as a leader in sustainable nuclear energy. UKAEA's mission is to deliver sustainable fusion energy and maximise scientific and economic impact. To support the fuel cycle elements of the STEP concept design, UKAEA require a modelling software for tritium-based process modelling to cover both steady state and dynamic modelling.

### Lot Information

Lot 1

To support the fuel cycle elements of the STEP concept design, UKAEA require a modelling software for tritium-based process modelling to cover both steady state and dynamic modelling. To enable a common modelling platform with the power generation and infrastructure team, other systems of interest include power cycles, including water treatment, and cryogenic systems. The contract will be in place 3 + 1 + 1 + 1 year = maximum total of 6 years

Renewal: 1+1+1 = 3 Years

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/016753-2021 |
| Notice type | Tender Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 16 Jul 2021 |
| Submission deadline | 8 Jun 2021 |
| Future notice date | Not specified |
| Award date | 15 Jul 2021 |
| Contract period | Not specified |
| Recurrence | 36 months |

## Values

| Field | Value |
| --- | --- |
| Tender value | £375,000 |
| Lots value | £375,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Cancelled |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED KINGDOM ATOMIC ENERGY AUTHORITY |
| Locality | ABINGDON |
| Post town | Oxford |
| Postcode | OX14 3DB |
| Country | England |
| ITL 1 | TLJ South East (England) |
| ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 | TLJ14 Oxfordshire CC |
| Local authority | South Oxfordshire |
| Electoral ward | Sandford & the Wittenhams |
| Westminster constituency | Didcot and Wantage |
| Delivery location | TLJ South East (England) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | ASPEN TECHNOLOGY |

## CPV Codes

### Divisions

- 48 - Software package and information systems
- 72 - IT services: consulting, software development, Internet and support

### Codes

- 48461000 - Analytical or scientific software package
- 48781000 - System management software package
- 48900000 - Miscellaneous software package and computer systems
- 72260000 - Software-related services
- 72261000 - Software support services

## Release History

- 16 Jul 2021 at 11:08 - Award - Award Notice - https://www.find-tender.service.gov.uk/Notice/016753-2021
- 7 May 2021 at 14:06 - Tender - Tender Notice - https://www.find-tender.service.gov.uk/Notice/009988-2021

## Notice URLs

- http://www.gov.uk/government/organisations/uk-atomic-energy-authority
- https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=37829&B=UK
- https://uk.eu-supply.com/ctm/Company/CompanyInformation/Index/72814
- https://www.gov.uk/government/organisations/uk-atomic-energy-authority

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-02ae75. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-02ae75.json.