http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-212833139-U
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_59cc08677efd10a05a4abbda8f8dca11 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_bde52e8ad944296b690d5343780c666e |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G05D21-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C02F9-04 |
| filingDate | 2020-04-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2021-03-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ab2727a81978aea7caaa096ce535ce4d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_570d6b4122e9fcffc4de8f2e214b5c39 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_299b4cfd86e132ab8f6907ebdfc62f9e http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f4e346d226663ffabc34e241d08a95d5 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_74e2803fcb3048878822f0e237394bcb http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c5964cdc627251757866ec1bf7d08503 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_50010c3b968e08be199c04ff259bc11a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b447111734bdb52f5f6362e575fae763 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_75852ec9a60ea2f670150e7c2a5f6b77 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cf10b72f4764126df0aaf617130e83b3 |
| publicationDate | 2021-03-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-212833139-U |
| titleOfInvention | An automatic dosing control system for a waste water softening pretreatment system |
| abstract | The utility model discloses an automatic dosing control system for a waste water softening pretreatment system, comprising a feedforward water volume compensation module, a first dosing pump flow control module, a second dosing pump flow control module, and a hydroxide alkalinity feedback control module, pH control module, carbonate alkalinity feedback control module, inlet water flow meter set at the entrance of the magnesium removal reaction unit, pH monitor set on the pipeline between the magnesium removal reaction unit and the calcium removal reaction unit, set at the An online alkalinity monitor at the outlet of the clarification unit, a first frequency converter for controlling the lye dosing pump and a second frequency converter for controlling the sodium carbonate dosing pump, the system can The real-time change of oxygen alkalinity and the fluctuation of influent flow, timely feedback and adjust the dosage of sodium hydroxide/lime lye and sodium carbonate to stably control the hardness of calcium ions and magnesium ions in softened effluent. |
| priorityDate | 2020-04-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 43.