Mirjam Blokker PhD

Principal scientist
Manager

030-6069533
Mirjam.Blokker@kwrwater.nl
06-15861099

Determining reliability of modelling of drinking water warming

Water utilities want to know at which locations in the distribution network, and during which periods, risks of excessively warm drinking water may occur, and what targeted measures…

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Digital twin as experience accelerator

In which situations can a digital twin of the distribution process play a valuable role in the training of new staff? This is the central question in the project entitled: ‘On the…

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TUBES as a controlled test environment for low-threshold pilot projects

In this project, we are investigating the possibilities and limitations of distributed-optical-fibre detection techniques in a controlled test environment. This projectis being organised in a broad alliance of…

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Lead from brass components – phase III

This project examines the Dutch drinking water sector’s sampling protocol to control lead concentrations at the tap. With a tightening of the lead standard, the performance of this protocol needs to be…

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Insight into connecting pipes

There is still not enough attention being paid to connecting pipes in the transport and distribution network of the Dutch water utilities and De Watergroep in Flanders. Our understanding of the condition, failure probability and residual lifespan…

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Impact of internal factors on malfunctions

Can malfunctions and/or repair work and pump operations lead to new malfunctions in the mains? This project will investigate this question by determining whether there is a statistical relationship between these factors…

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Identifying contaminations with numerical source-determination

The Dutch drinking water utilities abide by the legal provisions for monitoring the microbial quality of drinking water in the distribution network. The monitoring programme for this regular…

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Smart Water Networks – 2

This project within the Joint Research Programme of KWR and the water utilities concerns the question of how a smart network – a combination of a variety of sensors with the right algorithms – can in practice…

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Development of DiVerDi software for GeoWater

Drinking water utilities strive to achieve maximum quality in the provision of drinking water to customers. This aspiration relates not only to the treatment of drinking water, but also to its distribution.…

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Climate-proof drinking water, now and in the future

Drinking water in the Netherlands is treated to high quality standards and then delivered to customers through the underground distribution system. The distribution system consists of trunk mains,…

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Resilience of distribution systems under crisis scenarios

This exploratory research project is producing an inventory of the possible physical and cyber threats (crisis scenarios) that present a potential danger to the proper functioning of drinking…

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Peak consumption causes

Water companies need a water consumption model to help them size their production locations. In this project KWR will extend the day factor model (Vonk et al., 2017) with area-specific information, including garden acreage, and number of…

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Discolouration prediction tool for optimal cleaning policy

The quality of drinking water in the Netherlands is excellent. Nonetheless, this quality can deteriorate between the water production site and the client. One of the key water-quality…

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From mains data to mains knowledge

Decision-making about which mains to replace, and when, is one of the most important issues for asset management regarding the distribution network. With decision-support software, water companies can select which mains to…

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Knowledge-based rules for PVC mains

As a result of the large-scale use of PVC by the Dutch drinking water sector since the 1950s, 52% of the current drinking water distribution network is made of this pipe material.…

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Efficient hot water heating

As homes become better insulated, energy consumption for spatial heating is decreasing. It is therefore increasingly important to have a clear picture of another reason for household energy consumption: hot water heating. In this project we determined…

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Material properties required for shallowly buried pipes

Brabant Water has developed the concept the Tertiaire Net van de Toekomst (TNT) (Tertiary Network of the Future). According to this vision, the tertiary network will be installed…

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Robustness of the drinking water infrastructure

Drinking water consumption and the functionality of the drinking water infrastructure are subject to the influence of external developments, such as new sanitation concepts or decreased population levels. These factors can influence…

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Future temperature in the distribution network under the impact of urbanisation and climate change

Water temperature at the pumping station has limited impact on the temperature at the tap, but groundwater temperature does have a strong impact. If ground temperatures increase because…

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Prediction model condition-determination of cementitious mains – Data mining phase 2

To further structure its existing mains replacement policy, Brabant Water wants to gain more insight into factors that play a role in the leaching of cementitious mains. It…

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Workshop TU Delft and KWR: Water and Soil as Guiding Principles in the Water Sector

17 December 2024 — To celebrate the collaboration between KWR and TU Delft and explore future research opportunities, a workshop on the…

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News

Modelling distance between water pipe and heat network scientifically substantiated

24 October 2024 — Scientific publication substantiates linking water and soil temperature models for determining the distance between drinking water pipes and…

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News

Listen to more than thirty years of experience with drinking water infrastructure

30 November 2023 — Jan Vreeburg will bid farewell to KWR on 30 November. On the occasion of his retirement, he is…

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News

Mirjam Blokker associate professor of water management at Delft University of Technology

19 September 2023 — Early this year, principal scientist Mirjam Blokker took up a part-time position (for one day a week) as…

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Water Sector

Keeping a safe distance between water mains and heating networks

23 January 2023 — With the energy transition, particularly in large urban areas, underground water mains and heating networks are getting closer…

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News

Frequently used software SIMDEUM now even more accessible

13 September 2022 — The SIMDEUM software can generate drinking water demand patterns down to the level of individual taps and per…

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News

KWR participates in new European PARC project

31 May 2022 — Knowledge from the PARC project will help in carrying out chemical risk assessments and shaping substances policy.

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News

It can be done: processing organic kitchen waste from multi-storey buildings sustainably using the sewer system

04 June 2021 — Municipal authorities want to process kitchen waste in sustainable, high-grade, ways in order to contribute to the circular…

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News

Mirjam Blokker new chairperson of Sanitary Techniques of TVVL

17 September 2020 — Mirjam Blokker, a Principal Scientist at KWR, was recently appointed chairperson of TVVL’s expert group on Sanitary Techniques. TVVL…

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Column

As Hong Kong grows, so does demand for better water infrastructure

23 April 2019 — From 8-10 April I visited Hong Kong together with Idsart Dijkstra, Water Systems and Technology manager, and Prof.…

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Blog

WWT Drinking Water Quality conference 2018 – Birmingham

12 November 2018 — On 8 November I attended the UK Drinking Water Quality conference in Birmingham. As a relative outsider I…

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Column

Successful implementation takes a variety of forms

23 October 2018 — What does the successful implementation of research mean? Let me, after working 15 years at KWR, take stock…

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Blog

2018 WDSA / CCWI Joint Conference in Kingston (Ontario, Canada)

23 August 2018 — Two series of conferences (Water Distribution Systems Analysis WSDA) and Computing and Control in the Water Industry CCWI)…

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Blog

Useful UK-Dutch exchanges in the first 6 months of WatQual

20 June 2018 — Within the WatQual project, researchers from universities visit industry in another country and vice versa to study water…

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Blog

Self-Cleaning networks concept presented at annual meeting of American PVC pipe association

21 March 2018 — The PVC pipe association held its annual meeting at Key West, Florida. Mirjam Blokker presented the concept of…

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News

First WatQual meeting a huge success

05 March 2018 — Researchers from various European countries gathered at the end of February for the kick-off of WatQual. Over two…

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Column

Heated activity in the subsurface

31 October 2017 — Over the last few years we have carried out many projects under the climate change, water quality and…

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Blog

International symposium of CIB W062

24 August 2017 — The annual international symposium for water supply and drainage for buildings was held in Haarlem. Jacqueline Cramer opened…

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