---
title: "Advanced Thermal Hydraulics Modelling Tool"
ocid: "ocds-h6vhtk-0547ba"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-0547ba"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-0547ba.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-0547ba.json"
source: "Find A Tender Service"
current_stage: "Planning"
buyer: "UNITED KINGDOM NATIONAL NUCLEAR LABORATORY"
published: "2025-06-12"
---

# Advanced Thermal Hydraulics Modelling Tool

Buyer: UNITED KINGDOM NATIONAL NUCLEAR LABORATORY  
Current stage: Planning  
OCID: ocds-h6vhtk-0547ba

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## Summary

The procurement process for the "Advanced Thermal Hydraulics Modelling Tool" is spearheaded by the United Kingdom National Nuclear Laboratory. It falls under the industry category of research, testing, and scientific technical simulators, as well as industry-specific software packages and design-modelling services. The project is based in Warrington, UK, with the main delivery region being the United Kingdom. The procurement is currently in the planning stage with key engagement activities scheduled, including a deadline for market engagement on 20th June 2025. The contract period is set to start on 4th July 2025 and end on 4th July 2026. Procurement is initiated for goods, with services as an additional category, and the total contract value is estimated at £60,000. The procurement method aims to enhance transparency and involve timely communication with interested parties.

This tender presents a significant opportunity for businesses specialising in research and development, particularly those involved in scientific simulations and industry-specific software development. Small and medium-sized enterprises (SMEs) that offer advanced modelling solutions and have experience in the nuclear or energy sectors would find this contract favourable. It is an opportunity to collaborate with a prominent public authority, the UK National Nuclear Laboratory, thereby potentially gaining increased visibility and credibility in the field. The project's requirements for a sophisticated modelling tool suggest that businesses with innovative capabilities and robust technological proposals would be particularly well-suited to compete for this tender. The involvement in such a project can spur business growth by expanding expertise and opening avenues to similar future contracts.

## Notice

The United Kingdom National Nuclear Lab (UKNNL) requires the provision of and Advanced Thermal Hydraulics Modelling Tool.

### Planning Information

https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=94916&B=

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/032062-2025 |
| Notice type | UK2 - Preliminary Market Engagement Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Not Specified |
| Procurement method details | Not specified |
| Tender suitability | SME |
| Awardee scale | Not specified |
| All stages | Planning |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 12 Jun 2025 |
| Submission deadline | Not specified |
| Future notice date | 3 Jul 2025 |
| Award date | Not specified |
| Contract period | 3 Jul 2025 - 4 Jul 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £60,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Planning |
| Lots status | Planning |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UNITED KINGDOM NATIONAL NUCLEAR LABORATORY |
| Locality | WARRINGTON |
| Post town | Warrington |
| Postcode | WA3 6AE |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD6 Cheshire |
| ITL 3 | TLD61 Warrington |
| Local authority | Warrington |
| Electoral ward | Birchwood |
| Westminster constituency | Warrington North |
| Delivery location | Not specified |

## CPV Codes

### Divisions

- 34 - Transport equipment and auxiliary products to transportation
- 38 - Laboratory, optical and precision equipments (excl. glasses)
- 48 - Software package and information systems
- 72 - IT services: consulting, software development, Internet and support

### Codes

- 34150000 - Simulators
- 38970000 - Research, testing and scientific technical simulator
- 48100000 - Industry specific software package
- 72242000 - Design-modelling services

## Release History

- 12 Jun 2025 at 15:19 - PlanningUpdate - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/032062-2025
- 12 Jun 2025 at 13:15 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/031952-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/032062-2025
  12th June 2025 - Preliminary market engagement notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/031952-2025
  12th June 2025 - Preliminary market engagement notice on Find a Tender

## Notice URLs

- https://uk.eu-supply.com/app/rfq/rwlentrance_s.asp?PID=94916&B=
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.nnl.co.uk/

## 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-0547ba. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-0547ba.json.